Melanotan II
Also known as: MT-2 · Melanotan 2
A potent alpha-MSH analog that stimulates melanogenesis for deep skin pigmentation with minimal UV exposure. Also known for side effects including appetite suppression and sexual arousal.
Reviewed by Dr. Sarah Mitchell, PharmD, BCPS
Lead Researcher · 12+ years in peptide therapeutics
~1 hour
0.25–0.5 mg
Subcutaneous injection
Mechanism of Action
Broadly activates melanocortin receptors (MC1R–MC5R) to stimulate melanocyte activity, increase eumelanin production, and modulate appetite and sexual function.
Key Research Areas
Frequently Asked Questions
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Research Disclaimer
The information provided about Melanotan II is for educational purposes only and is not intended as medical advice. Always consult a qualified healthcare professional before starting any peptide protocol. Products discussed have not been evaluated by the FDA unless explicitly noted.