A research-based analysis of 8 peptide compounds studied for adipose tissue reduction — ranked by clinical evidence strength, mechanism specificity, and research profile depth.
Four Mechanisms of Peptide-Mediated Fat Loss
Fat loss peptides do not all work the same way. Understanding the underlying mechanism is essential for interpreting the research literature and selecting the appropriate compound for a given research question.
Ranked Compound Profiles
GLP-1 receptor agonists (semaglutide, tirzepatide, retatrutide) have the strongest clinical evidence for fat loss, with RCT data showing 15–24% mean body weight reduction. AOD-9604 has a targeted lipolytic mechanism but human fat-loss efficacy is not established — Phase 3 trials did not meet primary endpoints. Tesamorelin has FDA approval for HIV-associated lipodystrophy only.
Quick Comparison
Side-by-side comparison of all 8 fat loss peptides across mechanism, evidence level, and research applications — from GLP-1 class compounds to lipolytic fragments.