Melanotan II Wikipedia 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 Figure 4 from Changes of melanocytic lesions inducedby Melanotan injections and sun bed use ina teenage patient with FAMMM syndrome Semantic Scholar No, you don't need the 'Barbie drug' to tan, whatever TikTok says. Here's why melanotan II is so risky Is Peptide Tanning Safe? Research & Facts Dubai