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 Get a tan that lasts with melanotan tanning injections! Melanotan stimulates melanin production in the skin, the pigment responsible for giving us that coveted bronzed look. With regular injections, you can achieve Melanotan II Safety: Tanning Injection LIVV Natural Melanotan II Safety: Tanning Injection LIVV Natural October 2017 VOL. 14, ED 3. by PeningtonInstitute Issuu