Risks of Melanotan: TGA to issue fresh warning against 'Barbie drug' The Australian 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 No, you don't need the 'Barbie drug' to tan, whatever TikTok says. Here's why melanotan II is so risky UK Australia Best Sells Extreme Rapid Tan Nose Spray Nasal Tanners Double Strength for Self Tanning Nasal Spray Tan Melanotan II Best Sells Extreme Rapid Tan Nose Spray Nasal and Melanotan The Dangers of Melanot*n II Explained