Eruptive Dysplastic Nevi Following Melanotan Use Actas Dermo Sifiliogrficas Your body already makes a hormone that tells your skin to tan. Melanotan 2 is a synthetic peptide engineered to mimic that hormone but in a version that's more potent and Melanotan II PERMANENTLY Darkened My Skin! Changes in Oral Mucosa Associated with Melanotan II Injections: A Case Report Can You Take Too Much Melanotan? A Z Guide How Long Does It Take For Melanotan To Work?