Melanotan II A Sun Kissed Look, and a Confident You. Maximizing Tan Results for Redheads with MT2 TikTok Dangerous' tanning products promoted by influencers The Dark Side of Melanotan Tanning Injections: My Personal Experience Revealed 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 Melanotan is not a tan. It's an unregulated peptide with real risk. As a dermatologist, here's the reality: It has been linked to new and changing moles including cases of