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 Melanoma induction by ultraviolet A but not ultraviolet B radiation requires melanin pigment Nature Communications Melanotan II nasal spray: a possible risk factor for oral mucosal malignant melanoma? ScienceDirect Melanotan What It Is and Its Relation to Skin Cancer The Tanning Drug What Patients Should Know