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 Australia should stop beefing up its steroid laws that won't help users NDARC National Drug and Alcohol Research Centre Health expert says Melanotan II darkens skin moles and can make melanoma hard to detect Herald Sun Identification and characterization by LCUVMS MS of melanotan II skintanning products sold illegally on the Internet Breindahl 2015 Drug Testing and Analysis Wiley Online Library Are peptides legal in Australia? Criminal Defence Lawyers Australia