Melanotan II (Tan Jabs): Why They're Not Worth The Risk Don't risk using tanning products containing melanotan Therapeutic Goods Administration (TGA) What are the recent findings on the safety and efficacy of melanotan for therapeutic and cosmetic use? Is this injectable tanning drug safe to use? 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 Afamelanotide Wikipedia