Peptides, plainly. No bull.

Three videos. Three different answers. Here's the real one.

We read the FDA labels and the actual studies, then tell you what's approved, what's research-only, and what nobody knows yet. Every claim has a source.

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Labels, not influencers

Doses on approved drugs come straight from the FDA label. Nothing else.

Research-only means research-only

No made-up human doses. We show what studies used and why numbers online clash.

Mouse data gets called mouse data

We say who was studied, how many, and whether it held up.

The big ones people are asking about

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Weight & metabolismSemaglutideFDA-approvedType 2 diabetes, weight loss, heart risk Weight & metabolismTirzepatideFDA-approvedType 2 diabetes, weight loss, sleep apnea Weight & metabolismRetatrutideResearch purposes only (investigational)Weight loss (in trials)Weight & metabolismOrforglipron (Foundayo)FDA-approvedWeight loss Healing & recoveryBPC-157Research purposes onlyInjury recovery (claimed)Healing & recoveryTB-500 (thymosin beta-4)Research purposes onlyInjury recovery (claimed)SkinGHK-Cu (copper peptide)Research purposes only (injectable)Skin & hair SkinCollagen peptidesDietary supplementSkin hydration & elasticity Growth hormoneTesamorelin (Egrifta)FDA-approved (HIV lipodystrophy only)HIV-related belly fat Growth hormoneCJC-1295 & ipamorelinResearch purposes onlyGrowth hormone boost (claimed)LongevityMOTS-cResearch purposes onlyMetabolism & longevity (claimed)Brain & focusSemaxResearch purposes onlyFocus & memory (claimed)Sexual healthPT-141 (bremelanotide, Vyleesi)FDA-approved (as Vyleesi)Low sexual desire (women)

Why does every source disagree?

Five reasons peptide info is a mess, and how to cut through it.

New here? Peptides 101

Approved vs research-only, how to read a study, red flags. Five minutes.

Glossary

RCT, meta-analysis, placebo and the rest, in plain English.

Newsletter archive

#1BPC-157's thin human evidence, tirzepatide vs. semaglutide, and more
October 16, 2026 · 5 studies

Not medical advice. Education only. We don't sell anything or tell you what to take. Label doses are there so you can follow along with your prescriber. Talk to a licensed clinician about your health.