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 Melanotan vs. Astaxanthin for Glowing Skin Is this injectable tanning drug safe to use? I accidentally undid years of skin work and didnt realize it until it was too late., At the beginning of November, I started taking melanotan 2 and honestly?, I loved it., My tan deepened What Is Melanotan, the So Called Barbie Peptide? PS Beauty