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 for Erectile Dysfunction: What the Evidence Shows and Practical Considerations Melanotan II reverses memory impairment induced by a short term HF diet ScienceDirect Melanotan II an overview ScienceDirect Topics Melanotan What It Is and Its Relation to Skin Cancer