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 Can You Take Too Much Melanotan? A Z Guide 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 Melanotan 2 10MG Raw Amino They're the self confessed tanning addicts, who have gone to extreme lengths to maintain their dark glow. Hannah says she often gets mistaken for a black person, has used illegal tanning injections for