Before and after Melanotan tanning therapy, sunless tanning results Melanotan What It Is and Its Relation to Skin Cancer Is this injectable tanning drug safe to use? You Should Avoid Using Nasal Tanning Sprays Melanotan II Safety: Tanning Injection LIVV Natural 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