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 II injection resulting in systemic toxicity and rhabdomyolysis Unapproved injectable peptides: dangers reported by Health Canada Clinique Omicron Clinique Omicron Nasal Tanning Sprays: Unregulated Health Risks in the UK