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 Melanotan II acetate salt Melanotan II 10mg Research Peptide Australian Peptide Store What is the 'Barbie drug' and should authorities be worried? ABC News There has been a worrying increase in the number of young people using sunbeds. Some people are also using nasal sprays and injections with melanotan II in to boost their tan. This isn't What are 'melanotan' injections? Explaining the controversial tanning drug Dazed