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Mythbusting the Most-Hyped Peptides

Peptides are trendy. Does any scientific evidence support their use?

Peptides like BPC-157, TB-500, CJC-1295 and retatrutide are among the hottest trends for optimizers, gym bros, looksmaxxers and the longevity crowd. But is it wise to inject bioactive molecules into the bloodstream that haven’t passed the drug-approval process?

In this episode, Marty and Stu welcome the Harvard- and Stanford-educated Leigh Baxt, who mythbusts about peptides and other panaceas on Instagram @sciencemomscicomm.

Baxt is a translational scientist who specializes in drug development. She points out the many problems with injecting peptides into the body, including the major one that many of these peptides are activating biological pathways that cancer cells love.

In this episode we discuss the following questions:

What are peptides?
Are peptides safe?
Quick guide to peptides like BPC-157, TB-500, CJC-1295 and retatrutide
What do peptides do?
What is a wolverine stack?

Finally, we also walk through the drug-approval process that protects human beings from predatory marketing, and say what Marty, Stu and Leigh think is so wrong about promoting peptides to young people.

What scientific evidence supports peptide use? Find the answer in our latest episode!

Exercise Science is powered by EverMe, the longevity intelligence app. To get a free two-month trial to EverMe exclusively for Exercise Science listeners, go to:
everme.ai/exercisescience

Thanks also to our sponsor Biafit, your all-in-one fitness platform designed to help you become the best version of yourself. Enter the promotional code HARDFACTS at checkout to receive a one-time 10% discount on the purchased subscription. Download BiaFit at your favorite app store, and learn more here:
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EPISODE LINKS

Leigh Baxt is on Instagram @sciencemomscicomm

Leigh collaborates heavily with Unbiased Science: https://www.unbiasedscience.com/

Leigh was also on Simon Hill: Are Peptides Safe? What You Need to Know About BPC-157

Retatrutide phase 2 trial for obesity in the New England Journal of Medicine

Good overview from Patricia Brubaker on problems with injecting peptides

Want to hack your body with peptides? The Economist opines

SHOW LINKS

Follow or subscribe at your favourite platform @realexercisescience: Substack. YouTube. TikTok. Instagram. Apple Podcasts. Spotify. On X you can find us @realexscience.

Stu is everywhere, too, but mostly on Instagram and X. Follow him on TikTok too!

Marty just started his own Instagram. Give him a follow! He’s also on X!
Exercise Science is produced by
Ghost Bureau, the Toronto content agency.

DISCUSSION POINTS

00:00 Cold open

01:02 Introducing Leigh Baxt

04:54 What are peptides?

07:25 Antivaxxers

09:24 BPC-157

11:05 TB-500

12:20 Wolverine stacking

13:10 CJC-1295

13:55 Retatrutide

16:28 Drug approval process

18:08 Peptides & cancer

20:12 Most drugs fail

22:03 Are peptides safe

23:52 Peptides & patents

26:28 Peptide categories

27:35 What’s wrong with wolverine stacks

29:54 Drug interactions

31:53 Why are peptides so hot?

34:27 Predatory marketing

37:21 Peptide predictions

DISCLAIMER

The Exercise Science podcast is for educational and entertainment purposes only and is not a substitute for professional medical advice. Strength training and fitness carry inherent risks. Always consult with a physician or qualified healthcare provider before starting any new exercise program or making changes to your diet. The hosts, producers, sponsors and guests of this podcast disclaim any liability for any injuries or losses connected with the information discussed in this show.

The science of strength and fitness is continually evolving. While we strive to provide accurate, evidence-based information, we make no representations or warranties regarding the completeness, accuracy, or timeliness of the information discussed.

Martin Gibala is an advisor to and holds equity in Longevity League Ltd., a US-based company whose services in part relate to exercise.

Leigh Baxt does not represent her employer on this platform and all views expressed are her own.

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