Melanotan II an overview ScienceDirect Topics Frontiers The melanocortin receptors as targets for general obesity: contextualizing clinical failures and analyzing future perspectives 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 No, you don't need the 'Barbie drug' to tan, whatever TikTok says. Here's why melanotan II is so risky Synaptic changes induced by melanocortin signalling Nature Reviews Neuroscience