Reviewed by The Peptide Dispatch Editorial Team · Last reviewed July 6, 2026
Melanotan II (MT2) is a tanning peptide, at the research chemical stage in the published literature. Synthetic analog of alpha-melanocyte stimulating hormone that promotes melanogenesis and tanning without UV exposure.
Synthetic analog of alpha-melanocyte stimulating hormone that promotes melanogenesis and tanning without UV exposure.
| Research Status | Research chemical |
|---|---|
| Half-Life | 4-6 hours |
| Administration | Subcutaneous injection |
| Doses Reported in Published Studies | 0.25-1 mg (loading), maintenance varies |
MC1R and MC4R agonist that stimulates melanin production and has effects on libido and appetite.
Synthetic analog of alpha-melanocyte stimulating hormone that promotes melanogenesis and tanning without UV exposure.
MC1R and MC4R agonist that stimulates melanin production and has effects on libido and appetite.
Melanotan II is at the following stage in the published literature: Research chemical. All information is for research and educational purposes only.
Reported half-life: 4-6 hours.
Reported administration route in the literature: Subcutaneous injection. This is not a recommendation for human use.
Educational content, not medical advice. Effects described are drawn from cited research in study subjects.