The Booming Business of Chinese Peptides

19 Dec 2025 · 49 min

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In short

Odd Lots Podcast Notes

Episode Title

The Booming Business of Chinese Peptides

Episode Description The episode explores the growing subculture surrounding peptides, which are amino acids forming the basis for new drug treatments. These treatments are popular for uses such as weight loss, cellular regeneration, and social interaction enhancement. Despite their popularity, many of these peptides are unregulated and unapproved for human use in the U.S. The hosts interview two guests familiar with this underground market.

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Key Concepts

What are Peptides?

  • Definition: Short chains of amino acids that serve as building blocks of proteins.
  • Types:
  • Naturally Occurring: Produced in the human body (e.g., oxytocin).
  • Synthetic Peptides: Manufactured in labs or derived from naturally occurring peptides.

Popular Peptides Discussed

  • GLP-1s: Used for weight loss (e.g., Ozempic, Wegovy).
  • GLP-3s: Next-generation weight loss drugs under trial (e.g., Retatrutide).
  • Oxytocin: Claims to improve sociability and eye contact.
  • BPC-157: Reportedly aids muscle healing.
  • Melanotan: Increases melanin, or skin tanning.
  • Epitalon: Claims to improve sleep.
  • CMAX: Allegedly helps reduce anxiety.

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Discussion Points

Cultural Trends

  • The peptide trend is notably strong in San Francisco, often linked with biohacking and wellness culture.
  • "Peptide raves" serve as social events for enthusiasts.
  • The subculture is driven by a mix of tech influencers, wellness advocates, and a community willing to experiment with personal health.

Regulatory Landscape

  • Many peptides are in a legal gray area in the U.S., as they are available for "research use only."
  • Peptide suppliers operate without strict regulations, leading to concerns over product quality and safety.

Supply Chain & Market Dynamics

  • There is a notable supply chain involving Chinese manufacturers that provide peptides at a lower cost.
  • Participants often share suppliers and personal experiences in fitness and wellness communities, utilizing platforms such as Discord and Telegram.

Risks and Concerns

  • Participants in the peptide community express a willingness to take risks for potential health benefits.
  • Lack of FDA approval and insufficient clinical trials for many peptides raise concerns regarding safety.

Emerging Trends

  • The growth of peptides aligns with an increasing focus on body optimization and aesthetics, especially in competitive industries.
  • Influencers and social media drive the popularity of peptide use, leading to potential normalization of personal experimentation with health treatments.

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Guests

  1. Jasmine Sun
  2. Independent writer covering AI and culture.
  3. Discusses the cultural implications of peptide use in San Francisco.
  1. Zak David
  2. Managing partner of Pirsek Technologies and Peptide Partners.
  3. Provides insights into the supply chain and regulatory aspects of the peptide market.

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Key Takeaways

  • Peptide Popularity: The demand for peptides is growing, especially in tech circles, as users seek competitive advantages.
  • Cultural Shift: There is a notable shift towards personal experimentation and self-directed health management, often influenced by social networks.
  • Regulatory Uncertainty: While the market for peptides is expanding, regulatory clarity is lacking, leaving users in a precarious position.
  • Future Outlook: The potential for increased acceptance and regulation of peptides is uncertain but could significantly impact their availability and safety.

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Conclusion The episode of Odd Lots highlights the intersection of culture, health, and technology in the peptide market. As the community grows, understanding the implications of peptide use—both socially and medically—becomes increasingly important. The discussions indicate a trend that could reshape perceptions of health optimization in competitive environments.

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Additional Resources

  • [Odd Lots Newsletter](http://bloomberg.com/subscriptions/oddlots)
  • [Odd Lots Discord Community](https://discord.gg/oddlots)

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*End of Notes*

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Transcript

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3:12Hello and welcome to another episode of the Odd Lots Podcast. I'm Tracy Allaway. And I'm Joe Weisenthal. Joe, I have a present for you. Okay. I'm excited. It's December 10th. Yeah. Christmas is coming up. Christmas present. Cool. Hanukkah presents. Here you go. Let me see what is this. Okay. It's from qualitiesprays.com. And it's a... Wait. That seems like an illegal drug. It says oxytocin. It's not illegal. It's not illegal. I got it off Amazon for like$60. Oxytocin. That sounds illegal. It's not. Okay. Do you know what oxytocin actually is? I'm sure it's really bad. It's a peptide. Okay. I didn't know that.

3:55Yeah. I actually don't even know what a peptide is. I've been hearing this word peptide. I don't know what classification of chemical or molecule chain or anything a peptide is. But I've been hearing about this word peptide more and more. This is important. Thank you. You're actually going to give this to me or is this just a prop that I have to give back? It's just a prop. Okay. And I just said that, that it's yours, but it's actually mine. Okay, peptides. Peptides are the P in GLP-1s that are so popular. I think I do. Yeah, I think I knew GLP-1s was a peptide, but I still don't. What is it? Anyway.

4:23All right. The reason you're hearing about it a lot is because a lot of people seem to be using them in various ways. And there are all these different types of peptides that supposedly do different things for the body. This one apparently makes you better at eye contact and more sociable. You know what's really funny? Back when I was in, I could have used this like 25 years ago. When I was younger, like in college, it didn't happen very often, but I occasionally went on a few dates. And very rare, very rare. I'm not going to say anything. Very rare occurrence. But one of the things I would notice if I was out on a date and like the girl would start like messing with like her hair a little bit.

5:08That means she likes you. No. And she's like, is there something wrong with my hair? because you keep looking like three inches above my eyes. And I'm like, no, I'm just very awkward. It's very difficult for me. And she's like, oh, I was like, it's very awkward for me. I'm not very good at eye contact and so forth. And so I just assumed it was something in my hair that I was like trying to get out. And I was like, no, I'm sorry. I'm just like that. This happened to you more than once? Yes. So I could have really used a chemical that would solve the eye contact problem. Now I've grown up. I've grown out of it.

5:37I can look someone in the eye now. I will say I have tested it. I'm not entirely convinced of its effects, but in the name of science, for all thoughts, I have been a guinea pig. So we know GLP-1s, whatever they're called, Wegovia and all those, those are good for weight loss. And we know it's almost a miracle drug, right? Everyone's like incredible. But in theory, there are other peptides out there that could be equivalently miraculous. We just don't really know about them, and maybe they're not sort of medicinalized the way that the weight loss ones are. Yeah, and also not distributed the same way as GLP-1s in America.

6:14And we're going to get all into that because it's actually a really interesting topic, both culturally and from a supply chain perspective. And we love supply chains. We love supply chains. All right. So for this particular topic, we're actually going to have two guests. Great. Because it's so interesting. And I got so into the peptide world. Our first guest is Jasmine Sun. She is an independent writer covering AI and San Francisco culture, and this is definitely a San Francisco cultural thing. So Jasmine, you are truly the perfect guest. Thank you so much for coming on All Thoughts. I am so excited to be here.

6:53So first of all, why don't you just tell us a little bit more about what peptides actually are and how they first came onto your radar screen? Right. So peptides are basically short chains of amino acids. They are the building blocks of proteins. there are peptides that are naturally occurring in the human body. So for example, oxytocin, like you have right there, we produce it during pregnancy when you hug somebody, hug your partner, hug your family member. But there are also synthetic peptides that are manufactured in labs, or people can take these peptides that already exist in the human body and inject extra of it if your body, say, doesn't produce enough.

7:29So insulin, for example, is an example of a peptide that's been used, obviously, to treat diabetics for a very long time. So peptides are actually a very broad class of drugs, but I think the interest in more experimental peptides and within biohacking communities and things like that has really exploded in recent years. I would trace it to basically the boom in GLP-1 use. A lot of folks who I spoke to over the past few weeks who have been experimenting with peptides and injecting them themselves first started getting comfortable with even the idea of injections, which were previously seen as a bit intense for people.

8:05Yeah, you're injecting yourself with drugs that has certain connotations. Right. But I think that GLP-1s and Exempic and Wigofi were what really popularized it and made people comfortable. So it first came on my radar, aside from the GLP story, because I started seeing tweets that I'm sure you guys have seen too, all over SF Tech Twitter, about how everybody has a Chinese peptide dealer now. I thought this was kind of a joke until I started mentioning it in conversations and I realized that my friends were on Chinese peptides. They were like, wait, Jasmine, are you not on these? They're amazing.

8:38I got to get you on these peptides. I got a dealer. I got my guy. And I'm like, what are you on about? And I think the first one that I heard about people using, which is the most popular that I have since heard, is retatrutide, which is what some people call a GLP-3. So basically GLP-1s are through the FDA process. People are like something like 12 % of Americans, depending on what survey you look at, are using them. But there are now next generation weight loss drugs that work on not just the GLP-1 receptors, but also the GIP receptors and the glucagon receptors to encourage even faster weight loss.

9:11And these GLP-3s like retitrutide are still in phase two clinical trials. But because people have been watching this space, they're seeing really good results in those clinical trials. Some folks have thought, okay, let me go straight to the source. I'm going to find a Chinese manufacturer that makes Red Hat Truetide for cheap. And I will import them at a low cost of maybe a hundred bucks, 200 bucks a month from one of these gray market suppliers and use them myself for weight loss for one fifth of the cost that I was getting my prescription Ozempic at or something like that. I promised you this was a supply chain episode.

9:43Yeah, no, that's pretty great. Obviously we want to talk more about peptides. That's what we're here to talk about. But I actually just want to back up one second because you're a San Francisco culture reporter among other things, and you write great stuff about AI and communication, all that stuff. One thing I think about a lot these days is that we all know that people in San Francisco really have a very big influence on all of our lives, right? Because they design the digital products that essentially constitute what makes modern living distinct. But one thing I feel like, and I struggle around my articulate this, all of these other things that are part of the contemporary San Francisco lifestyle, whether it's sort of like believing in AI doom scenarios, et cetera.

10:27It's like weird cults that they form. Like to some extent, this is such an important beat that you're on because we are all living in the shadows of what has going on in these people's brains, right? Like these ideas that they think about body hacking and so forth, they become the sort of like consumer products and so forth that everyone just sort of uses without ever thinking about like some of the philosophical gestalt behind it all. Totally. I mean, I think that's totally right. That's why I love the San Francisco Bee. I sort of collapsed it too. Like, honestly, I just report on San Francisco, whether that is, you know, in the beginning of 2025, a lot of it was about the young tech, right?

11:06And why did that happen? It's about AI, all the weird sub ideologies from AI doom to the successionists who actually think that AI has a moral duty to replace the human species because They're superior to us. There are all these weird strains of thought. And I think SF, especially this year, increasingly prides itself on sort of being the place where the future comes first. They've sort of re-embraced that identity of like, we're going to have funerals for AI models that we miss. We are embracing robo-taxi abundance with Tesla robo-taxis and Zoox's and Waymo's. And we're going to be the ones to try all this stuff first.

11:38I'm going to a peptide rave this Saturday with a cyberpunk dress code. Sounds very sad for this show. It's very San Francisco. There are underground robot fights that I'm sure you guys have seen videos of. But I think San Francisco is really leaning into its identity these days of we are kind of going to be the place that is not sort of suffering under the regulatory decelerationist burden that's plaguing the rest of the Western world. And we're going to embrace the frontier. And I think peptides are part of that. It's a signaling thing as much as a health thing. Well, OK, speaking of the tech community, is it true that something like oxytocin, it actually improves your eye contact?

12:16And the way I heard it was this could be helpful for people who are in tech and maybe aren't that sociable. Oh, my God. Yeah. So the oxytocin is the only peptide that I've personally tried. I think I first heard about it because Will DePue, who's like a young AI researcher at OpenAI, tweeted about it as, I think nasal oxytocin is going to be ozempic for autism, which is an incredible line. Like, what the hell is this? And it's been tested on people with Asperger's to help improve, again, those feelings of social connection, empathy, warmth that comes as a nasal spray you can get for$50,$60 off Amazon or something.

12:55So I also, like you, Tracy, when I tried it, I didn't think it worked. But my friends did insist that I was a little bit friendlier than I normally am. And I was, in fact, making more eye contact. So we're going to have to do some experiments here at All Thoughts and just have a bunch of conversations where we're on and off the oxytocin and see what happens. I really could have used that in college for sure. So there's all kinds of ones, right? So, okay, GLP-1s, weight loss, this one supposedly helps you with eye contact and connection. What are some of the other things that people are using peptides for?

13:33So aside from the GLP-1s and the GLP-3s, which are the most popular, there are all sorts of peptides. They are a really, really broad class of chemical. So the most popular other than that is BPC-157, which supposedly helps with muscle healing and regeneration. So after a really hard workout. That one has been experimented with in bodybuilding communities for many years. So there's all these crazy bodybuilding forums where people are playing with this stuff and human growth hormone and things like that. There is melanotan, which supposedly increases melanin production in the skin. So I talked to a founder, a CEO of a unicorn logistics company who told me that his first peptide was melanotan because he hated being a ginger.

14:16He had always wanted to stop being a ginger, so he cured it by taking this thing that increases your melanin production and makes you tanner. Another person described it to me as the hot, horny, and tan peptide. So that one, for those who aren't getting enough sunlight, shut it in an office. Maybe that's your pick. There is epitelon, which folks have credited with improving their sleep. There's CMAX, which people believe helps with their anxiety. to be clear, most of the peptides aside from the GLPs have not been in any human trials whatsoever. So a lot of this sort of comes from anecdotal evidence and people experimenting rather than from like FDA approved or like RCTs.

14:54And some of these, you know, only have animal trials or cell culture in vitro tests. Yeah, I wanted to ask you about this actually, because my impression is peptides, like there's not much profit to be made from them for the pharma companies. And so it's just not worth it to them to actually test on humans. And yet they're still commercially available. That is one of the stories I heard because, you know, I asked, well, GLP-1s have been so profitable. So like, why aren't people trying to push through FDA trials? Yeah. These other peptides that people have been crediting with like transformative health improvements or whatever.

15:33And the story I heard is that because peptides are these very small, very basic chains, They're too commoditized, basically, like at the point where these Chinese factories are able to, without a ton of like extremely advanced scientific knowledge, be able to manufacture them en masse. No company is going to want to invest like$100 million, a billion dollars in getting it through the like excruciating FDA trial process. And so that sort of left peptides in this great market environment where people are saying like, OK, like I might as well go import the stuff from China, maybe get a purity tested myself.

16:08It's going to cost a few hundred dollars in total. And let's just see. Yeah, let's talk about that, because I don't love the idea of sticking myself with needles. But then also I don't love the idea of like sticking myself with needles for some random thing that came from a factory. Or having a dealer, right? My thing. And I want to get into the legal aspects of all this as well. But yeah, talk to us about the, I guess, just the comfort that people have with, frankly, injecting themselves with chemicals that they probably have no idea what's in there, can't verify it, or have no idea how the quality of the lab in China that they're getting them from.

16:49Yeah. I mean, so I've interviewed probably a dozen plus people, peptide users in and around the tech community over the past few weeks. And I will say that almost everyone I spoke to, I'd ask like, hey, are you scared? Are you worried? Did you have to like get over a mental hump with us stuff? And most of them would tell me, you know what, like I have a higher risk tolerance than most people. I think this is something that say startup founders in particular really pride themselves on. And a lot of these people were startup founders, right? They think I'm the kind of person who is willing to take risks.

17:21I'm the kind of person who doesn't really need to wait until I'm given permission to do something, whether that's by a regulator, by some boss. I can sort of study up in my own way and that's good enough. So like I think people were surprisingly, they were very comfortable telling me there is some risk. I know that there have been some negative side effects, but you know what? I keep a journal every day. I have friends who have used it. I'm going to suppliers that are showing their testing certifications from top peptide testing firms. And that's good enough for me, even though I wouldn't recommend that everybody do this.

17:53But you're right, Joe. This is a legal gray area. Some people would even say black market. So use of the vast majority of these peptides, particularly the non-GLPs, no human trials, no FDA approval, whether for pharmaceutical use or for use in compounding pharmacies, which GLPs have been somewhat approved for. What that means is that it is in a legal gray area because they're also not on DEA list. So they're also not in the sort of illicit drug list. It's sort of a, we don't know. And so one funny thing that people joke about is all of the vials for these peptides will say for research use only.

18:29Right. Because everyone's conducting peptide research, apparently. Exactly. So these Chinese manufacturers, what they are allowed to do is to ship peptides around the world for research use, for scientists, for medical researchers, for bio researchers. And so as long as you're not saying it's for human use, you don't have to prove a certain level of purity standard. You don't need necessarily a factory that follows CGMP protocols, which are an FDA approval to know that a factory meets certain quality standards. But again, research use has a lower bar. So people are basically importing the peptides for research use.

19:04And then what they'll sometimes do is then ship it separately to purity testing firms. So there are different ones that people trust and don't, located in the U.S., located in Europe. But they'll basically take their batch of peptides that they got from the Chinese manufacturer, take a few samples, ship them off to a testing site, get a certification that it's pure or it's impure, and then they will go mix them themselves. Certain suppliers will basically serve as the American middlemen. They will be U.S.-based companies that will negotiate with the Chinese factories themselves, sort of figure out which ones are trusted by running purity tests on like 10 different Chinese factories they find, pick the one that they trust the most, and then sort of offer their brand's guarantee of running the purity testing process for the U.S.

19:45buyers. And so, like, it really depends on people's risk tolerance. I've spoken with people who are going direct and literally just being in contact with the manufacturers themselves. I've also spoken to people who have said, I'm willing to use this U.S. middleman supplier that my friends are all using and say is legit and is providing these tests and certifications, but I'm not going to go straight to the factory. Talk to us about the info sharing a little bit more, because this is one aspect of the peptide community, I guess you would call it, is everyone is sort of sharing maybe their personal dealer, personal supplier, and also info on their personal experience with efficacy.

20:25Totally. I think the sort of epistemology of the space is super interesting because it's very word of mouth based, very anecdotal. And I think it is rooted in a growing distrust of the medical establishment and established sources. So people are sort of embracing this, do your own research. So I would say that quote unquote bro wellness influencers like Joe Rogan or Andrew Huberman have both talked extensively about these peptides. So there are very wide audiences. So followers in those communities are learning about them. There's a lot of word of mouth, for example, at certain gyms, trainers and people who train together will be sharing their peptide stacks.

21:00One of the folks who I spoke to learned about the peptides at Less Online, which is a rationalist conference that happens every spring. There was a GLP One session that she went to. She then discovered this person that everybody else was on Red Atrutide instead. And they all decided to tell her, hey, we're all still alive. So like you should get on this. There's less wrong posts on the Rationalist Forum describing people's day-by-day experiences with peptides. There are amateur subsec blogs. There are very shady Telegram and Discord groups where people are advertising their suppliers. Though, honestly, I think I would not choose a supplier off like a Telegram or Discord group personally.

21:36But it is kind of the Wild West out there in terms of information. And most people are really just going off social proof and the people that they personally know. You know, we did an episode a while back about Adderall. And of course, a lot of people who are, you know, work in front of a computer or feel that they can get some edge on Adderall. Is there like a level of competitiveness, though, in the culture such that you feel like, look, other people are maybe they're more locked in. And maybe they're better at office politics or maybe better at pitching a VC because they've got there where people feel like they have to be on these or they feel like they have to optimize their peptide stack so that they can compete and sort of be at their best.

22:20Oh, yeah, absolutely. I mean, one of the YC founders I talked to, she literally said, it's another thing I can optimize just like my SEO. She runs a SaaS business as her day job. Or another thing that somebody in these communities told me is these people, like, sometimes they're not overweight. In fact, a lot of the time these folks are not actually overweight. And the reason they're taking, say, Reda Trutide or a weight loss peptide is because they want to eliminate the food noise so they don't have to take a break for lunch. They can just be locked in for 16 hours straight. Or, like, why do you have to go to the gym, which is going to, you know, drain your ability to run a few more experiments or whatever when you could just be taking one of these?

22:55And so I think there is a lot of this optimization ethic that is driving people's desire. Another piece that I'm sort of thinking about is whether the looks maxing trends, you know, have impacted Silicon Valley as well. So one of the founders who I spoke to who was using a weight loss peptide mentioned that she watches YC launch videos and she realizes none of the founders are overweight anymore. And I'm going to have to be on video if I'm a founder. I'm going to have to go on podcasts and I want to make sure that I look my best. So I do think that these sort of optimization trends are impacting peptide use as well.

23:29Yeah, this is something we've discussed on the show before. But this idea that looks maxing is going to become more important as information gets commoditized or the knowledge economy gets commoditized via AI, then your only edge is going to be basically what you look like and how you interact with people. By the way, I'm a big fan of no lunch in the office. Joe knows that. I refuse to eat like the sad salads that cost$20 over here in New York. I find it's better just to save my calories for like a really nice dinner. But anyway, talk to us about how you see the future of peptides kind of unrolling because it does seem to be it's kind of a weird thing where these are becoming more popular.

24:13And presumably we're just at the beginning stages of people hearing about this and more people consuming them. But there's little to no sign of FDA approval or these becoming sort of, I don't want to say legalized because they're in this gray market area, but made official in some way. Right. It's hard to say. Everyone I spoke to, whether suppliers or doctors in California, definitely said that they saw peptide use booming this year. I've been seeing more news in mainstream newspaper outlets about personal peptide use, I think that peptide use is going to explode. I mean, as soon as people realize that I can be paying$200 for the same semaglutide that I'm currently getting for$1 ,200, I find it very hard to imagine that that is not going to explode.

Read the full transcript

25:05There are TikTok influencer niches telling you how to mix the bacteriostatic water with the powdered stuff in the vials and how to inject it if you've never done it before. As for the policy environment, I think it's hard to predict. Last year, RFK Jr., the Secretary of Health and Human Services, said that he would end the Biden administration's war on peptides. He sort of has embraced these, take your health into your own hands, like experimental therapeutics. At the same time, there hasn't actually been action so far this year by the Health and Human Services Administration to bring peptides into a more legal zone.

25:38So while RFK has signaled that he will, there hasn't been policy action yet. I did reach out to the HHS and the FDA for comment, and they said that they cannot predict future regulation, but that they are actively revising the list of bulk peptides that are allowed for compounding and compounding pharmacies. So sort of classic, we don't know, maybe looking at it language, but folks in the peptide community are really hoping to see a more, at least laissez-faire regulatory stance where they're not going to be shutting down these peptide suppliers. Jasmine Sun, that was absolutely amazing. You were truly the perfect guest to talk about the intersection of peptides and San Francisco culture.

26:16So thank you so much for coming on All Pods. Thanks so much for having me. Better get ready for my peptide rave. That's right. Have fun.

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27:45to work. It screens thousands of stocks, builds a one-of-a-kind index, and lets you backtest it against the S &P 500. Then you can invest in a few clicks. Generated assets are completely customizable and based on your thesis, not someone else's. Go to public.com slash market and earn an uncapped 1 % bonus when you transfer your portfolio. That's public.com slash market.

28:40Thank you. control, a single standard of trust. So whether an AI agent supports a single user or your entire enterprise with Okta, you'll turn risk into opportunity. Secure every agent, secure any agent. Okta secures AI. Introducing the all new Adobe Acrobat Studio, now with AI powered PDF spaces. Do more with PDFs than you ever thought possible. Need AI to turn 100 pages of market research into five insights with a click? Do that with Acrobat. Need templates for a sales proposal that'll close that deal? Do that with Acrobat. Need an AI specialist to tailor the tone of your market report to sound real smart in real time?

29:23Do that with the all new Adobe Acrobat Studio. Learn more at adobe.com slash do that with Acrobat. So Joe, Jasmine did a great job of introducing us to the peptide space about which we don't really know anything, but I think we need to talk to someone who's actually in the business. Yeah. This is one of those stories where it's obviously a cultural story, but it's also a supply chain, regulation, marketing standpoint, which is like, where are they coming from? How are they getting them? And for me, it's like, how do people have any confidence like what they're literally injecting into their bodies?

30:00Right. Where is this coming from? So I have the perfect second guest. We're going to be speaking with Zach David. He is the managing partner of Persec Technologies, which runs Peptide Partners, which is a supplier of peptides. So Zach, how did you get into this space? Because you've had an interesting career path. Right. I got into this space basically solving the problem for myself. A few years ago, my health was very poor. And I started working with a specialist in the wellness the longevity community and functional medicine. And I noticed the peptide therapies that she was prescribing were highly effective, but also extremely expensive.

30:44So then I started doing a little supply chain sleuthing of my own and found a much better solution to that. And the question that she asked was, do you think it would be legal for me to do that for my patients? And the answer is, of course, no, but that set off a 14-month investigation on how to bring that into the legal market, which is what we're eventually working on. Why don't you tell us just sort of the basics of what you do? What is the service your business provides? So very similar to what I went through, a lot of these peptide therapies are either multi-year or lifelong, and they exist, and people are going to Chinese peptides to find cheaper solutions.

31:33And so we started pushing for independent testing, for endotoxin screening, for heavy metals testing, which the incumbents in the industry were not doing at all at the time. And now pretty much everybody is. So I have so many questions already, but how do you actually go about finding a supplier for a particular peptide? Because I imagine, you know, you're dealing with people who are all the way over in China, there's probably a lot of different companies to choose from and not that much information out there about them. How do you even begin to go about doing this? There's a good mix of how to find them.

32:12A lot advertise on, say, TikTok or they'll find you on WhatsApp. They will hunt down your website and then introduce themselves as suppliers. And so we go through a long vetting process. By some estimates, there are 10 major manufacturers. And there are a handful that manufacture in-house. And then there's something called lyophilization, which is kind of like the finishing step that puts it in the bottles. We basically, we're just constantly talking to new potential suppliers and we'll give them a try. We'll send everything out for testing. And the labs that we use are based in the U.S. that follow USP standards and FDA guidelines, which is a little bit different than some of the more popular testing labs that are overseas.

32:58Okay. Talk us through the step-by-step. Okay. You find a supplier based in China. You like them, whatever, et cetera. Where does it arrive when it gets to the U.S.? Does it go to the lab first? Does it go to you? And if it goes to you, what percentage of vials or what percentage of whatever is actually checked such that you can say, okay, this is a good batch? Right. So we randomly sample from, say, we order a thousand vials, we'll randomly sample between three and five. And if the variance in the quality is very tight, then we consider that a good batch. We famously throw out batches we don't consider up to our standards.

33:37And sometimes we'll post pictures of us dumping it in the trash on Twitter, which gets us a little cachet, but it's not fun to dump money in the garbage, but sometimes you have to do it. Can I just ask about the sequence of the chain in particular, because it is a peptide, What is the type of storage that it has to be involved in from the container on the ship to the dock? Is it a temperature type thing? How do you ensure that sort of quality doesn't degrade during the shipping process? Yeah, it's a great question. You know, if you were shipping very large amounts, you would want a cold chain supply the entire route.

34:14However, the lyophilization process keeps things shelf stable for quite a long time. And recent studies have shown that it doesn't degrade as fast as people initially thought. So when we use commercial grade freezers, as soon as we get it in, and then we'll, you know, we'll label the vials and then we'll randomly sample. Tell us more about the manufacturers in China, because I'm having a sort of hard time wrapping my head around who they actually are. So I take it most of them are not big pharma offshoots. They're sort of independent manufacturers. But how are these companies actually, I guess, coming into being?

34:55Yeah. So there's an interesting mix of what are the gray market manufacturers and, well, let's call it the lit market manufacturers. There are a handful of$10 to$15 billion publicly traded companies in China that do contract manufacturing, but they only sell to FDA supply, like FDA registered companies with supply chains. the major gray market labs, they only sell to other companies within China who then finish it with the lyophilization and then sell directly to the consumers. And what's the actual material that makes up a peptide? When we're talking about peptides, what are the building blocks of a particular, I get a vial in the mail, what is it exactly?

35:41So the FDA definition is that it's an amino acid chain of 40 or less. That definition was added to the Federal Register in 2020. And it is no surprise that things like semaglutide, otherwise known as Ozempic, Lunjaro, otherwise known as Terzepatide, and the next generation that everyone is currently using called Reditrutide, all happen to be exactly 39 in length. So I think there was some clever lobbying, but also things less than 50 tend to be very stable, unlike larger proteins, which tend to fold it on themselves. And the manufacturing process called solid phase peptide synthesis is almost a solved problem.

36:24But how do we actually make amino acids? That is a good question. I would have to follow up with you on that. Some are naturally derived and some are synthetic. the resurgence in peptides from its original heyday is partially due to synthetic amino acids. Just talk to us about law and regulation. What is the stance of these things? I actually still don't totally understand. Are they legal to be sold? I don't know what this term gray market means, et cetera. Just walk to us about how the government, whether we're talking criminal authorities or just FDA type authorities, think about these things right now.

37:00so the guidance is very it was very careful there has to be a lot of disclaimers about not for human use on anything sold for research purposes doctors can prescribe them for example there's one called sermorelin where it was abandoned by the manufacturer for economic reasons not for safety reasons in around 2008 but you can get it from compounding pharmacies in the united States. And so doctors will, it was formally FDA approved. However, things from compounding pharmacies do not undergo the same safety standards, but doctors will still prescribe stuff like that. The FDA, I think, let's also put this, when it's for research use only, and you're legitimately selling for research use, it does not fall under their eges.

37:51So a lot of people are conducting peptide research in the comfort of their own homes. Yes. As I'm sure, you know, most oddlats listeners are aware, the market for micropipettes is growing 8 % year over year, projected through 30-30. So I do believe that a lot of people have the home labs. Yeah. Wait, micropipettes? What are we? Yes. Little pipettes. What is that? Oh, that's like a little thing to extract some liquid? Is that what we're talking about? Yeah. So this is our proxy for peptide consumption is the booming market for micropipettes. It's the booming market for micropipettes. I'll take it.

38:26So that's a little it's a little tongue in cheek, but no, no, no. But this is useful. It's like, OK, like if we see this thing rising, then intuitively this is what they're using for. So in your marketing, what do you have to say such as that you don't run afoul of people in D.C. or wherever? We have strict terms and conditions for research use only labeled on the boxes, labeled on the vials, labeled on the website. We do not even use the term dosing. We only talk about sample sizes and just we are very, very, very pro research. But there is a big movement of people who self-organize in Telegram and Discord communities who are experimenting on themselves.

39:08Longtime Internet friend of the podcast, Burb, Chairman Burb. Oh, yes. I saw she had a Chinese peptide rave in San Francisco this week. Yes, yes. Are you there, Zach? Yes, we sponsored it. It was nice. We had a great time. She's a very, very, very good friend of mine. I'm guessing that's the same one Jasmine went to, probably. I assume. Unless they're... I'm going to say for a Cisco. Could there be two Chinese peptide raves in Wien Weekend? It did not surprise me at the slightest. So, Zach, how do you actually decide which peptides to stock? Is it whichever ones are getting the most buzz on TikTok?

39:41Do the manufacturers approach you with new things that they're making and then you test them out? That's a... Yeah, that's a very good question because the formularies change a lot. Although between the manufacturers and the suppliers, they do have very, very similar formularies. The ones who deal with the controlled substances and anabolics, we tend to stay away from. But the ones that we stock, we look for good safety profiles in humans. Unfortunately, for almost all of these, there are not a lot of good randomized control trials, but a lot of them have good safety studies in humans. but so certain things like there's a popular one called AOD 9604 which has not had a successful human trial ever and so we just decided not to stock that for ethical reasons.

40:33Okay so we know that in theory well we know more than in theory that the most famous peptides can curb your appetite and therefore facilitate weight loss. Tracy had a little thing of a spray that ostensibly helped autists make better eye contact, which is, of course, a valuable skill if you want to live in human civilization. What are some of the other popular, what are the other things that people are consuming peptides? Are there any that might surprise us? So there is a class called growth hormone releasing peptides or growth hormone stimulating peptides. They have very short half-lives rather than like HGH replacement therapy, like human growth hormone replacement therapy, which will eventually cause your body to naturally stop producing its own.

41:18This class works with your pituitary to make like an impulse and release some growth hormone rather than replace it. So that's a very popular class. So that would be good for like weightlifters or bodybuilders or anyone who just wants more strength or that we're talking about. And yeah, and it's also been increasingly prescribed by physicians for improved sleep as well. Could use that. Why don't we manufacture peptides in the U.S.? How is it that China seems to dominate this particular market? That is a great question as well. I believe it's the input materials and the labor and expertise required to engineer it.

41:59What happens is a lot of the raw materials are produced in China. And then over here, they're finished in facilities like doing the lyophilization and purification steps by compounding pharmacies. Okay, everyone who uses these, they have to inject them. Is it all needles and vials? Mostly at this time. However, we've seen an increasing amount of oral formulations. The problem is because these are small molecules, the digestive system breaks them down very quickly. So creating reliable oral formulations for peptide therapies has been historically very difficult.

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45:34Start fast, grow strategically, and scale at your pace with a modular toolkit you can flexibly deploy. Discover how at MasterCard.com slash commercial acceptance. How do you reduce costs in this space? Is it buying in bulk from a particular supplier or, I don't know, finding cheaper manufacturers of vials and the ionization process? Ionization process? Liophilization. Liophilization. There we go. It's just a fancy word for freeze drying. Okay. All right. The freeze drying process then. That's easier. Yeah. So it is buying in larger and larger quantities. One of our manufacturing partners over there, they created a novel method of being able to produce large quantities of raw materials.

46:24And the next step in our company's evolution is going to be buying a manufacturing facility and starting to do that finishing step here and slowly over time, bring this above board and fully FDA compliant. Am I stupid for not using peptides? I work in a very competitive industry. I have a very demanding schedule. I have two children. I'm 45. And so I'm at the second half of the curve where my body is getting a little deteriorating and getting a little bit closer to death each day. Like, am I stupid for like not tasting the fruits of advanced science? That is a question between you and your physician.

47:04Okay. That is a very smart answer. Do you feel that it is an important element of your ability to thrive and compete, your research into peptides? I do. I like them a lot. I've noticed a lot of good changes, especially my health and my energy over the years. But I also do work closely with a physician in order to care of one. Can I ask you a little bit about marketing? How do people discover your company? How do people serve? So let's see. Word of mouth has been great. Several influencers have written about the cost effectiveness of our product. And then there's a website called Finric, which has started to offer this wonderful service where people can send in files from anyone that they buy from off any of these research use only sites.

47:59I think they've covered over 140 companies now. And we've started to take number one slots on their site just left and right. So I think we're doing something a little bit better than everyone else. So people crowdsourcing a lot of the research and reviews. And also, I guess you hold peptide raves, right? That's a marketing thing. That was once. It might happen again. You know, I'm not much of a dancer, but I did field some questions. Something that sort of works a little bit like human growth hormone, I get it's very appealing, weight loss, again, concentrate. Are there any surprising peptides?

48:37What's the most unexpected thing that a peptide might, in research, suggest could benefit someone? I don't know if I should say this out loud. Yeah, that means you definitely should say it out loud. Yeah, okay. Well, there is one peptide that goes under the name PT-141. It's brand name. It's actually an FDA approved one. It's called Vilesi and it is meant for low sex drive. It's very completely legitimate. Nothing wrong with saying that out loud. For men and women? It's meant for women, but according to people who have told me, it works for men as well. Many people are saying, what's the cost?

49:19What's the customs process actually like for this? Because I imagine, I mean, customs is a pain at the best of times. And I imagine for something like this, it's potentially even more complicated. And then also, have you been impacted by tariffs at all? yeah it was really fun to see the first time a ups driver asked for cash on delivery since like 1998 you know remember cash on delivery that was when they when tariffs first came back and no one really knew no one had the infrastructure to charge in advance now they'll now they'll let you know hey you're gonna owe 30 here 60 here uh it's like an online payment portal too right it's yeah it's not but originally there wasn't originally there wasn't the driver showed up and wanted to check yeah it was crazy i'm reading about this pt141 so unlike viagra which famously opens up blood flow pathways this one its method of action is actually to increase the underlying sexual excitement itself, which is sort of different.

50:29Anyway, it's interesting. I have heard that it works. You've heard that it works. Yep. I don't have any experience with it, but I've heard that it works. Wait, so what does the customs documentation actually look like? When the stuff arrives at a port, what forms are you filling out? They're fun. They're, you know, half in Mandarin, so it's a little difficult. Look, you know, we scan it, chat, GBT, we're fine. Language doesn't matter these days. How long do you think it's going to take, if it happens at all, for these sorts of peptides to become, as you put it, above board in the U.S.? So there's an interesting history there.

51:05So the most popular ones, basically, in September 2023, we call the peptide Armageddon. About 1720 of the most popular ones that were prescribed by doctors in the wellness and longevity community were put on this, what's called the 503A banned list. And they banned the prescribing of or the compounding of certain peptides. And according to my physician, it was not for particularly good scientific reasons, but the explanation that they give is that it can trigger immune responses, adverse immune responses. Last question for me. Has there been any change in D.C. since the changing of the administration in terms of either at the FDA or otherwise?

51:53So I go through all of the enforcement letters that the F.C.O. You can go on the website and you can see every enforcement letter and every warning letter that they send to every single website. And I believe the last one ever sent was December 2024. So there has not been a lot of enforcement. Yeah, that's a pretty big hint. All right, Zach, we're going to leave it there. But thank you so much for coming on All Thoughts. That was super interesting. I'm such a huge fan of yours. Oh, thank you. We're going to use that in the sizzle reel. Thank you so much, Zach.

52:37So, Joe, that was really interesting. So interesting. Fun episode. Obviously, it intersects with a bunch of odd lots themes, primarily competition with China in the biotech space and also supply chain issues and medical regulation. Are we going to see the White House adopt a industrial policy to wean us off of our dependence on China for experimental peptides? Does anyone talk about that? What I was about to say is, actually, we've talked about this before, but you could envision a world where knowledge becomes very commodified because of AI. And so everyone's competitive edge is basically what you look like, how you present yourself and interact with others.

53:20So maybe in that economy, peptides have a lot of value. Absolutely. I could totally say it. I mean, I think, I mean, the way I think about that question is we don't even need to talk about AI in the sense that we are already on this path, right? People have been looks maxing prior to the invention of chatbots. People have felt ever since the, maybe since the iPhone or maybe since Instagram, et cetera. Looks have always mattered, but I think we're at a sort of different point. No, what I'm saying is like this already feels like it's accelerating some of these trends. Absolutely. Looks have always mattered.

53:54People have always been anxious about their weight, et cetera. But it does feel like this pressure is just building where everyone is thinking about these things. Everyone feels very competitive, all of these things. And everyone is open about how competitive they are about these things. It's kind of surprising. Yeah. There was a time when people didn't talk about things like their plastic surgery. Totally. But now it seems very more transparent than it used to be. The other thing I was thinking about just in terms of regulation, I mean, it's notable that it's a gray market, right? As we described.

54:25And ostensibly, everyone is doing peptide research in their basements. And that's kind of a joke, right? But on the other hand, it's not really a joke because what we're doing is kind of outsourcing human trials, I guess, to like citizens who are opting in. They're the ones opting in to test these new treatments. You know, it's interesting. We did that episode with D.A. Wallach And he talked about how we could have a model of sort of market for pharmaceuticals and therapies in which the only thing required to sell something is the safety trial. Right now for any therapy, we do safety and then efficacy.

55:04But it is very you could argue that really the only thing that should be required is a safety trial. And then it's up to the consumer or whatever. You know, I think you could make that argument that then it's up to the doctor and the consumer together to decide, is this worthwhile given the price of what we know about it, etc.? But what it feels like to me is we're sort of entering this era in which regardless of what the formal law states or what regulations state, there is a cultural move towards letting people experiment as they want with things that by and large, it doesn't sound like there's much evidence of particularly harmful, dangerous with a lot of this stuff.

55:43No one has died from peptides that I know. As far as I know, I haven't seen that, et cetera. And so it feels like we're sort of, you know, this is part of the hacker culture. It's like, OK, there's probably not much danger, I suppose, but what it does for you, that's on you to figure out. All right. Thank you, everyone who is experimenting with peptides. You're doing it for the greater good, I'm sure. Shall we leave it there? Let's leave it there. This has been another episode of the All Thoughts podcast. I'm Tracy Alloway. You can follow me at Tracy Alloway. And I'm Jill Weisenthal. You can follow me at The Stalwart.

56:14Follow our guest Jasmine Sun. She's at Jasmine New Sun. And Zach David, he's at Zach David. Follow our producers, Carmen Rodriguez at Carmen Armand, Dashiell Bennett at Dashbot, and Kale Brooks at Kale Brooks. For more OddLots content, go to Bloomberg.com slash OddLots. We have a daily newsletter and all of our episodes. And you can chat about all of these topics 24-7 in our Discord, discord.gg slash OddLots. And if you enjoy OddLots, if you like it when we talk about the peptide supply chain, then please leave us a positive review on your favorite podcast platform. And remember, if you are a Bloomberg subscriber, you can listen to all of our episodes absolutely ad-free.

56:51All you need to do is find the Bloomberg channel on Apple Podcasts and follow the instructions there. Thanks for listening.

57:33We'll see you next time.

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From the publisher

You probably already know someone doing peptides — the amino acids that form the basis of popular new drug treatments like Ozempic and Wegovy. Today there are peptides meant to help with everything from weight loss, to cellular regeneration, to improved eye contact while talking. In San Francisco, there are even organized “peptide raves.” Yet most of these underground peptides haven’t been approved by regulators for human use in the US. So where are they coming from? And how do they get here? On this episode, we speak with two guests who have seen this growing subculture up close, Jasmine Sun, an independent writer covering AI and San Francisco culture, as well as Zak David, managing partner of Pirsek Technologies, which runs a peptide supplier, Peptide Partners.

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