Melanotan I
Linear alpha-MSH analogue that stimulates melanin production without the arousal profile of Melanotan II. The basis for the approved drug Afamelanotide; cleaner tanning profile.
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Also known as:
mt-1afamelanotide precursorlinear msh analogue
community guides:
No reports found.
Community Q&A
- What is the difference between Melanotan I and Melanotan II?
- Community accounts consistently describe Melanotan I as the cleaner tanning compound — producing melanin stimulation and a deep, even tan without the spontaneous erections, nausea, and arousal that characterise Melanotan II. The structural difference (linear vs cyclic peptide) determines which melanocortin receptors are preferentially activated. Accounts from users who want tanning without sexual effects specifically choose Melanotan I. Melanotan II accounts describe stronger tanning with more pronounced side effects.
- Does Melanotan I still cause nausea?
- Community accounts describe significantly less nausea with Melanotan I compared to Melanotan II, though not zero. First-dose accounts occasionally describe mild nausea and flushing — attributed to MC1R activation effects rather than the MC4R pathway responsible for Melanotan II's more dramatic first-dose reactions. Accounts describe titrating up slowly as the standard approach. The overall side effect profile in confessions is consistently described as much more manageable than Melanotan II.