Melanotan What It Is and Its Relation to Skin Cancer 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, It doesn't take much to fall down the Barbie Drug rabbit hole. In self tanner subreddits and on TikTok Shop, the tanning injectionaka Melanotan IIis marketed as a self tanner alternative that works by Melanotan II Erectile Dysfunction: What the Research Shows and Practical Considerations Don't risk using tanning products containing melanotan Therapeutic Goods Administration (TGA)