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sexual_healthMedium Risk

Melanotan II

Also known as: MT-II, MT2, Melanotan 2

Half-life:
~1-2 hours

Administration Routes

subcutaneous injectionintranasal
PeptideBase provides educational research tools and provider discovery. It does not provide medical advice, diagnosis, treatment, prescribing guidance, or dosing instructions. Consult a qualified healthcare professional before making health decisions.

Mechanism of Action

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

A synthetic melanocortin peptide with potent effects on sexual arousal and skin tanning. Activates melanocortin receptors to enhance libido and erectile function.

Primary Research Areas

  • sexual arousal
  • erection quality
  • tanning/pigmentation
  • appetite suppression

Risk Profile

Medium Risk

Moderate risk profile in research contexts. Consult a healthcare professional before use.

Regulatory Status

Research OnlyNot Evaluated by FDA

Not FDA-approved. Not to be confused with bremelanotide (PT-141/Vyleesi, which is approved). No NDA. Sold illicitly as research chemical. FDA warns against injectable tanning products.

Regulatory status reflects publicly available information and may change. This is not legal or medical advice.

Where to Find Melanotan II