Peptides are having a moment, but not all of them are harmless., One thats getting a lot of attention right now? Melanotan II., Its being used to achieve a tan from the inside, but what it Is It Safe to Get a Fake (Sunless) Tan? Spray Tans Tanning Pills American Cancer Society Melanotan II Wikipedia Melanotan What It Is and Its Relation to Skin Cancer Tanning, fake tan and Melanotan Cancer Research UK Melanotan is trending again. As a dermatologist, I strongly need to tell you , Its an unapproved injectable peptide, and were seeing:, nausea and flushing, darkening of existing moles,