Identification and characterization by LCUVMS MS of melanotan II skintanning products sold illegally on the Internet Breindahl 2015 Drug Testing and Analysis Wiley Online Library Emerging Threat: Melanotan, Repackaging, and Online Sales Nasal tanners claim to work by using Melanotan II, a chemical that darkens skin pigmentation. It is illegal to sell medicinal products containing Melanotan II in the UK but since the tanners are sold 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