Risks of Melanotan: TGA to issue fresh warning against 'Barbie drug' The Australian Viral 'Barbie drug' for tanning can cause brain swelling and even cancer, experts warn Health expert says Melanotan II darkens skin moles and can make melanoma hard to detect Herald Sun Changes in Oral Mucosa Associated with Melanotan II Injections: A Case Report Experts warn that using Melanotan II, a nasal spray tan, is not as harmless as it first appears, urging Aussies striving to be beautifully bronzed to stick to fake tan., , #spraytan #melanotan Tanning peptides like melanotan are trending online, but theyre not approved, not regulated, and illegal to advertise in Australia. When products havent been properly tested, theres no way to know