Tanning Peptides: Yay or Nay? Fresh warning for 'Barbie drug' Medical Republic HPRA Warns of Dangerous Melanotan 2 in Tanning Products Obelis Group Melanotan 1 75921 69 6 FM39599 Biosynth 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 Tanning peptides like melanotan are trending online, but they're not approved, not regulated, and illegal to advertise in Australia. When products haven't been properly tested, there's no way to know what's actually