Pyoderma Gangrenosum Secondary to Melanotan Cureus 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 Australians who use tanning products containing 'melanotan' are at risk of serious health problems. These products include nasal sprays and other injectable and ingestible tanning products, and are being illegally promoted and Melanotan II (Tan Jabs): Why They're Not Worth The Risk Love Island generation' skin cancer fear BBC News