Peptides, Explained.No BS. Just Science.
The comprehensive guide to peptides that doesn't read like a medical journal or a bro-science forum. Real research. Clear explanations. Actionable info.
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Browse by Goal
Find the right peptide for your specific needs. Each category is curated with research-backed compounds.
Weight Loss & Metabolic
GLP-1 agonists and metabolic peptides
Muscle & Recovery
Growth hormone and performance
Healing & Repair
Tissue repair and regeneration
Skin & Anti-Aging
Collagen and longevity
Cognitive & Neuro
Nootropics and brain health
Immune & Wellness
Immune modulation
Popular Peptides
Most searched and discussed compounds
Semaglutide
Ozempic, Wegovy
The king of weight loss peptides. 15-20% body weight reduction in trials.
BPC-157
Body Protection Compound
The healing peptide. Gym bro favorite for tendon/ligament repair.
Tirzepatide
Mounjaro, Zepbound
Dual agonist outperforming semaglutide. 20-25% weight loss.
Retatrutide
Triple G
Triple agonist. 24% weight loss. Anti-cancer properties emerging.
GHK-Cu
Copper Peptide
The skin peptide. Collagen boost, anti-aging.
Ipamorelin
Clean GH secretagogue. Good for sleep and recovery.
Why PepGains?
We built what we wished existed when we started learning about peptides.
Research-First
Every claim is backed by clinical research. We cite our sources and distinguish between proven and experimental.
Actually Useful
Not just "what" but "how" and "why". Practical information you can actually use to make informed decisions.
No Hidden Agenda
We're not secretly selling you peptides. Our goal is education. We tell you the risks AND the benefits.
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Get our free "Peptide Starter Guide" covering the top 5 compounds, what they do, and what the research actually says.