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, Tanning from the inside out = Highly Dangerous and Illegal! Many products advertised on social media platforms promising a tan from the inside out or a tan without sun such You Should Avoid Using Nasal Tanning Sprays Sun, UV and cancer Cancer Research UK Dangerous 'Barbie drug' Melanotan II sparks crackdown on social media influencers ABC News