Melanotan II Safety: Tanning Injection LIVV Natural What are 'melanotan' injections? Explaining the controversial tanning drug Dazed What is Melanotan II the drug that the TGA urges consumers to avoid? 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 Melanotan Tanning Peptides: Safe Use, Side Effects & How It Works Scientifically