Full peptide directory
All 6 peptides in this guide—A–Z crawlable index with summaries and label names.
Exenatide
GLP-1 agonist
The first approved GLP-1 mimetic—derived from Gila monster saliva peptide exendin-4.
KPV
Gut inflammation
A tripeptide fragment of alpha-MSH studied for colitis and gut lining repair.
LL-37
Antimicrobial
The only human cathelicidin—a host-defense peptide with antimicrobial and immune-modulating roles in the gut and skin.
Liraglutide
GLP-1 agonist
An earlier daily-injection GLP-1 agonist—still used for diabetes and weight loss.
Semaglutide
GLP-1 agonist
A GLP-1 receptor agonist peptide drug approved for type 2 diabetes and chronic weight management.
Tirzepatide
GLP-1 / GIP agonist
A dual GIP and GLP-1 receptor agonist with strong weight-loss and glycemic data in trials.