Melanotan peptide might seem like the cool thing to doit makes you look tan., But these unregulated injections come with real risks., They can cause unpredictable skin changes, including darkening of 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 Ready for summer without the damage Melanotan 2 supports a deeper, longer lasting tan with less UV exposure helping you achieve that natural glow faster and more evenly. No more burning. The Dark Side of Melanotan Tanning Injections: My Personal Experience Revealed