PDF) Increasing illegal use of Melanotan: The Barbie drug hype Background Rise in use of 'dangerous' tanning injection Channel 4 News 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 Watch Me Tan with Melanotan 2 MT2 Year 2 Results, Side Effects, & My Full Protocol Frontiers Inhibitory Effect of the Melanocortin Receptor Agonist Melanotan II (MTII) on Feeding Depends on Dietary Fat Content and not Obesity in Rats on Free Choice Diets