Melanotan II Safety: Tanning Injection LIVV Natural 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 Nitisinone increases melanin in people with albinism National Institutes of Health (NIH) 50 Weeks on Melanotan2. Used to be Type 1 and never able to tan. Have never felt better! Beard color change is epic : r Melanotan2 White German Model Reveals "Transition" to Identifying as Black on "The Maury Show" Allure