Melanotan Altmeyers Encyclopedia Department Dermatology Melanotan II reverses memory impairment induced by a short term HF diet ScienceDirect IMB issues warning over tanning injections at salons or bought on internet The Irish Times Your body already makes a hormone that tells your skin to tan. Melanotan 2 is a synthetic peptide engineered to mimic that hormone but in a version that's more potent and Dangerous' tanning products promoted by influencers