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 longer lasting than Eruptive Dysplastic Nevi Following Melanotan Use Actas Dermo Sifiliogrficas Don't risk using tanning products containing melanotan Therapeutic Goods Administration (TGA) Here's the part nobody explains when they're selling you the "Barbie drug.", , Melanotan 2 is a synthetic peptide that mimics alpha MSH a hormone your body already makes to tell your skin cells to