Is this injectable tanning drug safe to use? Melanotan II (Tan Jabs): Why They're Not Worth The Risk Dangerous 'Barbie drug' Melanotan II sparks crackdown on social media influencers ABC News Consumers warned to avoid 'dangerous' nasal tanning sprays and gummies The Independent 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