Peptides Explained

John Garrett

Peptides Explained breaks down the most talked-about peptides and GLP-1 medications in health, fitness, and longevity — including semaglutide, tirzepatide, BPC-157, TB-500, and more. Hosted by Registered Nurse John Garrett, this podcast explains how these compounds work, why they're popular, what the research shows, and the real risks and side effects — all in plain language. No bro science. No hype. Just clear, foundational education. For informational purposes only. Not medical advice. For Research Peptides; Offlinepeptides.com/ref/johngarrett/ https://www.skool.com/peptides-explained-15

  1. 1 day ago

    Why Your Favorite Peptides May Never Get a Big Human Trial

    If BPC-157, TB-500, KPV, MOTS-C and similar peptides are so interesting, why don't we have giant randomized human trials? This episode looks at the less dramatic—and more important—answer: clinical trials require a sponsor, regulatory strategy, manufacturing package, defined indication, safety program, and a very large amount of money. For old, easily copied, poorly protected, or commercially fragmented compounds, the incentive to fund definitive trials may be weak. John also explains why that does not excuse the evidence gap. "No Phase 3 trial" is not proof that a peptide works. It simply means confidence should remain limited until better evidence exists. Educational only. Not medical advice.

  2. 1 day ago ·  Bonus

    You Might Also Like: Las Culturistas with Matt Rogers and Bowen Yang

    Introducing "The Show Must Go OFF" (w/ Laura Benanti) from Las Culturistas with Matt Rogers and Bowen Yang. Follow the show: Las Culturistas with Matt Rogers and Bowen Yang The unreal Laura Benanti joins Matt + Bowen for a lil' Las Cultch that is performed in exactly the CORRECT key! That means the first ever Maria Von Trapp is in the studio! As well as the first Gypsy Rose Lee, the first Melania Trump, the first Eliza Doolittle and the SECOND Claudia from Nine! The three all come together, forming a trine, to ask... what is the POINT of vacation? What does it mean to be Italian,  not by blood, but by love? What is the backstage etiquette when your friend is in a show that is awful? When is it just too many mugs in the cupboard? Also, the story of Tita Papa, the Italian Santa Claus who sleeps with your wife, how Laura broke her neck committing onstage, and what it was like to experience Sleep No More alongside a terrified Patti LuPone. All this, the impact of the Into The Woods PBS pro-shot, liking musicals but loving Sondheim, hosting the Jimmy Awards, No Hard Feelings, "comedic embarrassment" and realizing that your vagina may but be The Portal To Greatness. You gotta head over to www.nobodycaresisacomedy.com and get tickets to see NOBODY CARES, Laura's new stand up show. She's brilliant in every way. Just like you3 See omnystudio.com/listener for privacy information. DISCLAIMER: Please note, this is an independent podcast episode not affiliated with, endorsed by, or produced in conjunction with the host podcast feed or any of its media entities. The views and opinions expressed in this episode are solely those of the creators and guests. For any concerns, please reach out to team@podroll.fm.

    You Might Also Like: Las Culturistas with Matt Rogers and Bowen Yang

  3. 3 days ago

    The Hollywood Trinity Stack: What Happened When I Tried It

    Download The Peptide App @ ThePeptide.App/Explained For more info on research peptides visit PeptidesExplained.info/OfflinePeptides John Garrett shares his N=1 experience with the so-called "Trinity Stack"—established TRT, retatrutide, and tesamorelin—combined with resistance training, Zone 2 cardio, high protein intake, creatine, sauna, and cold plunging. The transformation was dramatic. But what likely came from appetite control? What helped preserve muscle? What might the GH/IGF-1 axis have added? And how much credit belongs to the boring fundamentals? This is a candid personal testimony and accessible science breakdown—not a deep dive, a dosing guide, or a warning lecture. John also explains what happened during an eight-week break and why he recently restarted with a goal of reaching 10% body fat. Educational only. Retatrutide remains investigational and is not FDA-approved.

  4. 9 Sept

    SNAP-8: Is "Botox in a Bottle" Real?

    SNAP-8 is a synthetic cosmetic octapeptide marketed for expression lines and frequently called "Botox in a bottle." John Garrett, RN, breaks down the SNAP-25 and SNARE-complex mechanism, the difference between topical SNAP-8 and injected botulinum toxin, the skin-penetration problem, the Argireline evidence, a small 2024 microneedle combination study, safety, and the limits of the current human data. The mechanism is plausible. The evidence is not strong enough to call it a needle-free Botox equivalent. Educational content only; not medical advice.

  5. 7 Sept

    GLP-1 Microdosing: Smart Strategy or the Next Wellness Fad?

    Visit peptidesexplained.info for more info and resources For more info on research peptides check out PeptidesExplained.info/OfflinePeptides or email John at john@peptidesexplained.info What exactly is GLP-1 microdosing? Depending on who you ask, it can mean remaining on the starter dose, taking a fraction of that dose, spacing injections farther apart, stepping down after weight loss, or using a tiny amount for food noise and longevity. Those are not the same strategy. John Garrett breaks down the new low-dose semaglutide and tirzepatide data, FDA-approved dose structures, weight-regain research, maintenance questions, side effects, and the major gap between individualized clinical titration and social-media "microdosing" protocols. Educational content only. Not medical advice.

  6. 2 Sept

    Thymalin vs Thymogen: Can Thymus Peptides Reverse Immune Aging?

    Can a peptide reverse age-related immune decline? Thymalin and Thymogen are often discussed together, but one is a complex calf-thymus extract and the other is the defined dipeptide Glu-Trp. John Garrett explains thymic involution, T-cell biology, proposed mechanisms, the Russian clinical history, limitations of the human evidence, safety, and U.S. regulatory status. The science is interesting. The "immune rejuvenation" and life-extension claims remain unproven. Educational only. Not medical advice.

  7. 31 Aug

    What Is Pinealon? Brain Aging, Neuroprotection, and the Evidence

    Check out The Peptide App here: thepeptide.app/explained What is Pinealon, and does this three-amino-acid peptide really protect the aging brain? Pinealon—also called EDR or Glu-Asp-Arg—is a synthetic tripeptide associated with the Khavinson bioregulator research program. It is discussed for memory, neuroprotection, oxidative stress, brain aging, and even Alzheimer's disease, but the evidence is much more complicated than the marketing language suggests. John Garrett, examines Pinealon's proposed mechanism, cell and animal research, a newer induced-neuron study, and the PubMed-indexed human reports that are often overlooked. The episode also explains why Pinealon is different from Epitalon, where the human evidence is weak, what remains unknown about brain exposure and long-term safety, and why a plausible mechanism is not the same thing as an established cognitive therapy. Educational content only. Not medical advice.

  8. 30 Aug

    Khavinson Peptide Bioregulators: What Do They Actually Do?

    What are Khavinson peptide bioregulators, and what do they actually do? John Garrett examines the Russian research tradition behind organ-derived peptide complexes and synthetic ultrashort peptides. This episode explains the proposed gene-expression mechanism, the claim of tissue specificity, common examples such as Thymalin and Epitalon, the limitations of the human evidence, oral absorption questions, product-quality concerns, safety, and U.S. regulatory status. The science is more interesting than a simple dismissal—but less proven than organ-rejuvenation marketing suggests. This episode is educational and is not medical advice.

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About

Peptides Explained breaks down the most talked-about peptides and GLP-1 medications in health, fitness, and longevity — including semaglutide, tirzepatide, BPC-157, TB-500, and more. Hosted by Registered Nurse John Garrett, this podcast explains how these compounds work, why they're popular, what the research shows, and the real risks and side effects — all in plain language. No bro science. No hype. Just clear, foundational education. For informational purposes only. Not medical advice. For Research Peptides; Offlinepeptides.com/ref/johngarrett/ https://www.skool.com/peptides-explained-15

Information

  • Creator
    John Garrett
  • Years Active
    2026
  • Episodes
    52
  • Rating
    Explicit
  • Copyright
    © 2026
  • Show Website
    Peptides Explained

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