Peptide · AlphaStack™ Compound Database

Melanotan II

Also known as: MT-2 · Melanotan 2 · PT-141 (related)
WADA BannedPeptide

Side Effects & Risks

Performance Use

Melanotan II is used in performance and physique settings primarily for the tanning effect — producing a deep tan that enhances the appearance of muscle definition and vascularity without sun exposure. It is particularly used before photoshoots, competitions, or simply for aesthetics. The appetite suppression it produces is also used by some indivi...

Stacking & Combinations

Melanotan II is not stacked in the traditional pharmacological sense — it does not interact with androgen receptors or hormonal pathways that other performance compounds target. It is used independently and alongside whatever other protocol is in place, primarily for aesthetic purposes. Its timing relative to competitions or photoshoots determines ...

Real-World Risk

Melanotan II causes nausea, facial flushing, and involuntary erections in most users during the loading phase. These side effects are dose-dependent and reduce with continued use. The more significant concern is the effect on existing moles and pigmented lesions. Melanocortin receptor activation has...

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