Research-grade peptide information: mechanisms, evidence, regulatory status, and protocols for BPC-157, semaglutide, tirzepatide, GHK-Cu and 15+ leading peptides. Cited literature, regulatory status, and mechanism summaries for 15+ leading peptides — written by independent reviewers, not vendors.
From FDA-approved blockbusters to investigational research compounds — what each peptide actually does, what the evidence shows, and where the regulatory line sits.
The 15-amino-acid healing peptide derived from gastric juice protein
Healing & RepairSynthetic fragment of Thymosin Beta-4 used in tissue repair research
Metabolic & WeightThe most-studied GLP-1 agonist · FDA-approved for type 2 diabetes and obesity
Metabolic & WeightDual GLP-1 + GIP receptor agonist · most effective weight-loss peptide approved
Anti-Aging & SkinCopper-binding tripeptide · best-evidenced cosmetic peptide
Growth HormoneSelective ghrelin receptor agonist · stimulates GH without prolactin/cortisol increase
Plain-language analysis of the peptide research landscape: safety, evidence, regulatory status, and how to read the science.
Definitions, classifications, and why peptides became one of the most-discussed health topics of the decade
Article · 2200 wordsA framework for evaluating peptide safety claims, from animal models to human pharmacovigilance
Article · 2400 wordsMechanism, head-to-head data, side effects, and what the next generation of incretin peptides looks like
Article · 2100 wordsWhat animal models show, what human data exists, and what the recovery community gets right and wrong
Article · 1900 wordsManufacturing, regulatory pathways, sterility, and how to read certificates of analysis
Article · 2000 wordsA current snapshot of the regulatory landscape, the 503A and 503B pathways, and what 2026 changed