Compound index
Every compound, A–Z.
Every peptide compound guide on the site, alphabetized. Each entry links to the full research guide with the evidence, limitations, and open questions.
| Compound | What it is | Guide |
|---|---|---|
| BPC-157 | BPC-157 is a 15-amino-acid synthetic peptide derived from a protein found in human gastric juice. | Read |
| GHK-Cu | GHK-Cu is a naturally occurring tripeptide (glycine–histidine–lysine bound to copper) identified in human plasma in 1973. | Read |
| Retatrutide | Retatrutide is an investigational peptide that acts on three receptors at once — GLP-1, GIP, and glucagon. | Read |
| Semaglutide | Semaglutide is a long-acting GLP-1 receptor agonist — a modified peptide given by once-weekly injection (or daily oral tablet) — approved as Ozempic, Wegovy, and Rybelsus for diabetes and obesity. | Read |
| Tirzepatide | Tirzepatide is a 39-amino-acid dual agonist of the GIP and GLP-1 receptors, approved in the US as a prescription medicine for type 2 diabetes and obesity (Mounjaro, Zepbound). | Read |
For research and education only — nothing here is medical advice or a recommendation to use any compound.