You Should Avoid Using Nasal Tanning Sprays What is Melanotan II the drug that the TGA urges consumers to avoid? The Risks Behind Tan Booster Injections & Nasal Sprays Melanotan 2 doesnt just stimulate melanin in your skin, but your hair follicles aswell .. my beard is about 80% darker today, than a month before I started taking melanotan. Guys with premature Melanotan 2 Tanning Peptide 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