What benefits are associated with Melanotan II?

Melanotan II is studied for: central MC4R-mediated sexual arousal and erectile function, skin tanning via MC1R melanogenesis activation, appetite suppression (MC4R hypothalamic pathway), significant side effect profile — nausea, flushing, pigmentation (vs cleaner successor PT-141). This reflects the research literature catalogued on PeptideBase — educational only, not medical advice.

Educational use only — not medical advice

Research library

Melanotan II benefits

From the PeptideBase research library. Educational only — not medical advice.

Studied effects

central MC4R-mediated sexual arousal and erectile function
skin tanning via MC1R melanogenesis activation
appetite suppression (MC4R hypothalamic pathway)
significant side effect profile — nausea, flushing, pigmentation (vs cleaner successor PT-141)

Mechanism

Synthetic melanocortin receptor agonist (MC1R-MC5R); activates MC4R for erectile function/libido; MC1R for melanogenesis; MC3R for appetite suppression