Illegal tanning nasal sprays being pushed by social media influencers IMB issues warning over tanning injections at salons or bought on internet The Irish Times 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