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 longer lasting than Figure 1 from Changes of melanocytic lesions inducedby Melanotan injections and sun bed use ina teenage patient with FAMMM syndrome Semantic Scholar You Should Avoid Using Nasal Tanning Sprays Melanotan II an overview ScienceDirect Topics Tanning from the inside out = Highly Dangerous and Illegal! Many products advertised on social media platforms promising a tan from the inside out or a tan without sun such Melanotan What It Is and Its Relation to Skin Cancer