Structural insights into ligand recognition and activation of the melanocortin 4 receptor Cell Research Full article: Afamelanotide, an agonistic analog of melanocyte stimulating hormone, in dermal phototoxicity of erythropoietic protoporphyria Identification and characterization by LCUVMS MS of melanotan II skin tanning products sold illegally on the Internet Breindahl 2015 Drug Testing and Analysis Wiley Online Library PDF) Association of tanning injection with hypercortisolism, hyperglycaemia and ketosis in type 1 diabetes mellitus Insights into Tanning Biology and Tanning Products JCAD The Journal of Clinical and Aesthetic Dermatology No, you don't need the 'Barbie drug' to tan, whatever TikTok says. Here's why melanotan II is so risky