Risks of Melanotan: TGA to issue fresh warning against 'Barbie drug' The Australian Melanotan is not a tan. It's an unregulated peptide with real risk. As a dermatologist, here's the reality: It has been linked to new and changing moles including cases of Melanotan injections are sold illegally and possibly unsafe Cancer Research UK Cancer News Insights into Tanning Biology and Tanning Products JCAD The Journal of Clinical and Aesthetic Dermatology