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: Tanning injections, nasal sprays harmful to health Nasal tanning sprays warning issued by Trading Standards Nasal tanning sprays, or nasal tanners, are unregulated and potentially unsafe products that could be linked to skin cancer. These products can produce nasty side effects, such as nausea and vomiting, high Doctors: Please, stop snorting nasal tanning sprays you see on Tiktok WRIC ABC 8News