Young people targeted online by sellers of 'dangerous and illegal' tanning products, HPRA warns Irish Independent 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 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 I Inject Myself To Get The Perfect Tan This Morning The Dark Side of Melanotan Tanning Injections: My Personal Experience Revealed That quick tan injection is NOT worth the risk., Melanotan peptide injections stimulate pigment cells, and its use has been linked to rapid changes in moles, including the potentially fatal skin