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 What It Is and Its Relation to Skin Cancer Dangerous 'Barbie drug' Melanotan II sparks crackdown on social media influencers ABC News Dr. Gunn recently went on @wbrcnews to caution against Melanotan and how it is increasing the risks of Melanoma! , Thank you @wbrcnews for having us on! Viral 'Barbie drug' for tanning can cause brain swelling and even cancer, experts warn