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 Melanotan What It Is and Its Relation to Skin Cancer Dangerous' tanning products promoted by influencers Melanotan & Tanning Injections: Safe or Risky? Melanotan What It Is and Its Relation to Skin Cancer PDF) Increasing illegal use of Melanotan: The Barbie drug hype Background