Moles (melanocytic naevi, pigmented nevi) 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 Figure 5 from Changes of melanocytic lesions inducedby Melanotan injections and sun bed use ina teenage patient with FAMMM syndrome Semantic Scholar Does a Discolored Mole Always Mean Melanoma?: Manhattan Dermatology: General, Surgical, & Cosmetic Dermatology