YOUR COMPLETE PEPTIDE RESEARCH RESOURCE

Everything you need to make informed decisions about peptides

20+ in-depth peptide profiles, GLP-1 comparisons, research protocols, reconstitution guides, and clinical trial data — all sourced from published research, all in one place.

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Peptide Profiles
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Cited Studies
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NEW · PLAIN-ENGLISH GUIDE

Not sure where to start? Find your peptide by goal.

A candid, book-style decision guide. Injuries, fat loss, sleep, skin, cognition, anxiety, gut health, longevity — pick what you’re working on and see which peptides are most commonly used and why.

Explore the Guide →
Peptide research in the news
The Bigger Picture

Why so many people are looking into peptides

Peptides went from a niche corner of research chemistry to a mainstream conversation in about three years. GLP-1s reshaped the obesity conversation. Athletes started naming recovery peptides on podcasts. Longevity clinics added IV drips to their menus. Here are the forces driving the interest — each one grounded in what is actually happening in clinical research, policy, and culture.

1. GLP-1s Went Mainstream

The Ozempic effect

Semaglutide and tirzepatide produced weight-loss numbers that previous drugs could not match. Once Oprah, tech founders, and everyday patients started describing the experience publicly, the door opened for the rest of the peptide space. Retatrutide’s Phase 3 data (28.7% mean loss) keeps the story going.

Read the semaglutide profile →
2. Athletes Brought Recovery Into the Open

BPC-157, TB-500, and the Wolverine stack

High-profile injury comebacks and podcast conversations pulled tissue-repair peptides out of the strength-sports underground. The preclinical data is genuinely interesting; the published human data is thinner than the hype suggests. We cover both sides.

Wolverine blend breakdown →
3. Longevity Went from Fringe to Funded

Mitochondria, telomeres, and healthspan

Billion-dollar longevity labs, aging-biomarker startups, and Bryan Johnson-style protocols put mitochondrial peptides (MOTS-C, SS-31), telomere peptides (Epithalon), and NAD+ precursors in front of a much wider audience than 10 years ago.

Longevity protocols →
4. The Gut-Inflammation Connection

Why BPC-157 and KPV keep coming up

As IBD, leaky-gut, and chronic-inflammation research expanded, peptides with gut-lining and NF-κB effects became a natural focal point. Researchers and clinicians looking beyond conventional protocols started reading the preclinical data closely.

BPC-157 profile →
5. Policy Is Actually Moving

HHS, the FDA, and Category 2

HHS Secretary Robert F. Kennedy Jr. has publicly framed the FDA’s role as “do the science and tell the public what they’ve learned.” That signal, plus renewed scrutiny of the FDA Category 2 list, has put compounded peptides back in the policy conversation.

FDA Category 2 explainer →
6. Skin, Hair, and Aesthetics

GHK-Cu, GLOW, and KLOW

Copper-peptide research has a decades-long track record in cosmetic science. The current wave of interest pulled that research out of dermatology journals and into the broader wellness conversation, with blend formulations now dominating search queries.

GHK-Cu profile →
7. Sleep Is the New Recovery Metric

DSIP, CJC/Ipa, and deep-sleep GH

Whoop, Oura, and sleep-tracker culture made deep sleep a measurable goal. Peptides studied for slow-wave sleep or nighttime GH pulses (CJC-1295 / Ipamorelin, DSIP) moved into that conversation naturally.

Sleep protocols →
8. Accessible, Sourced Information

People want the research, not the pitch

Most peptide content online exists to sell something. Readers are actively searching for plain-English, citation-heavy explanations of what each peptide is, what studies exist, and what the FDA status actually says. That is the gap this site fills.

Start with Peptides 101 →
Important context: Widespread interest does not equal FDA approval or established safety. Most non-GLP-1 peptides discussed on this site are not FDA-approved for human therapeutic use. For educational and research purposes only. Not medical advice.

What are you researching?

Choose a research area to explore the peptides, protocols, and published data most relevant to your interests.

Weight Management & Body Composition

GLP-1 receptor agonists and peptides studied for metabolic effects and body composition changes.

Retatrutide • Tirzepatide • Semaglutide • Tesamorelin • MOTS-C • SLU-PP-332

Recovery & Tissue Repair

Peptides studied in preclinical models for wound healing, connective tissue, and injury recovery.

BPC-157 • TB-500 • WOLVERINE • GHK-Cu

Growth Hormone Optimization

Secretagogues that stimulate natural GH release through the pituitary axis.

CJC-1295 • Ipamorelin • Tesamorelin • MK-677

Skin, Collagen & Aesthetics

Peptides studied for collagen synthesis, skin regeneration, and anti-aging applications.

GHK-Cu • GLOW Blend • KLOW Blend • BPC-157

Immune Support

Peptides studied for immune modulation and inflammatory response regulation.

Thymosin Alpha-1 • KPV • Selank • BPC-157

Cognitive & Neuroprotection

Peptides studied for cognitive enhancement, neuroprotective effects, and brain health.

Semax • Selank • Dihexa • SS-31

Longevity & Anti-Aging

Peptides studied for telomere biology, mitochondrial function, and age-related decline.

SS-31 • NAD+ • GHK-Cu • MOTS-C • Epithalon

Sleep & Recovery

Peptides studied for sleep architecture, nocturnal GH release, and optimizing recovery during sleep.

CJC-1295/Ipamorelin • Selank • Epithalon • BPC-157

GLP-1 Comparison Hub

Side-by-side comparison of semaglutide, tirzepatide, and retatrutide with clinical trial data.

Includes weight loss data • Side effects • Approval timeline

Most Researched Peptides

The peptides people explore most on this site.

View All 20+ Peptides →

Explore the Full Resource Library

Everything you need for thorough peptide research, from preparation guides to clinical trial tracking.

New to Peptides?

Peptides are short chains of amino acids, the building blocks of proteins, that play essential roles throughout your body. They regulate everything from hormone signaling and immune function to tissue repair and metabolism. Your body naturally produces thousands of them.

In recent years, synthetic peptides have become one of the most exciting areas of biomedical research. Some, like semaglutide, have achieved FDA approval and are transforming how we approach conditions like obesity and diabetes. Others, like BPC-157 and Epithalon, show promising preclinical results and are actively being studied, though they haven't yet completed the clinical trial process needed for FDA approval.

This site gives you access to the actual published research behind every peptide we cover, mechanisms of action, clinical trial data, studied dosing ranges, side effect profiles, and FDA regulatory status. We believe informed decisions start with transparent, well-sourced information.

How We Build This Resource

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Peer-Reviewed Sources

Every factual claim links to PubMed, ClinicalTrials.gov, or FDA documents.

Honest About Gaps

When evidence is limited or only preclinical, we say so clearly. No spin.

No Products, No Ads

We don't sell peptides, link to vendors, or accept advertising. Ever.

Disclaimer: This website is for educational and research purposes only. Nothing on this site constitutes medical advice. Most peptides discussed are not FDA-approved for human therapeutic use. This site does not sell peptides or link to vendors. Consult a licensed healthcare professional before considering any peptide-related protocol. All FDA status information is date-stamped for accuracy. Read full disclaimers →