Comparing Melanotan Peptides With Traditional Tanning Methods For Safer, More Effective Results Age Well ATL I was minutes from death after taking 'Barbie drug' everyone needs to be warned 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 Dangerous' tanning products promoted by influencers BBC News