Peptide research
without the bro-science*
Compare mechanisms, dosing ranges, clinical citations, and provider options in one evidence-forward directory built for serious research — not hype.
Browse by goal
Categories that match real use cases
GLP-1 and dual agonists with the strongest clinical backing.
Tissue repair and gut-support compounds from regenerative research.
GH secretagogues and analogs used for recovery and body composition.
Early-stage compounds linked to cellular aging markers.
Central nervous system pathways for sexual desire and arousal.
Melanocortin peptides that drive melanogenesis.
Start here
High-signal peptides
Semaglutide
GLP-1 receptor agonist widely used for weight management and glycemic control. The most clinically studied peptide in this class with multi-year outcome data.
Tirzepatide
Dual GIP/GLP-1 agonist showing superior average weight-loss efficacy versus semaglutide in head-to-head and parallel trial programs.
PT-141
Melanocortin receptor agonist (bremelanotide) used for hypoactive sexual desire via central pathways rather than vascular mechanisms alone.
How PepTalk works
Built like a research desk, not a landing page
Evidence on the page
Every peptide report links mechanism claims to journals and study findings — including NEJM and orthopedic research citations where they exist.
Honest evidence ratings
High, moderate, emerging, and limited labels keep human data, animal models, and early research from looking the same.
Provider comparison CTAs
When you are ready to act, each report surfaces clinic, telehealth, and research-supplier options with transparent price labels.