Direct comparison
PT-141 vs Melanotan II
How PT-141 and Melanotan II compare on mechanism, evidence and legal status — factual, no recommendations.
| PT-141 | Melanotan II | |
|---|---|---|
| Class | Melanocortin | Melanocortin |
| Evidence level | clinically established | preclinical |
| Legal status (DE) | not approved | not approved |
| WADA-listed | No | Yes |
| Molar mass | 1025.2 Da | 1024.2 Da |
| Studies cited | 2 | 2 |
| Research areas | Libido | Libido, Skin & hair |
PT-141
PT-141 (bremelanotide) is a synthetic cyclic heptapeptide and an agonist at melanocortin receptors, particularly MC3R and MC4R.
Full PT-141 profileMelanotan II
Melanotan II is a synthetic cyclic heptapeptide and a non-selective agonist at melanocortin receptors (MC1R, MC3R, MC4R, MC5R).
Full Melanotan II profileImportant notice
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