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 II Erectile Dysfunction Studies: What Early Research Shows and Practical Realities Who's tan is reay for summer. This peptide can help. Melanotan 2 BleauGenics Peptides The peptide revolution: inside the injectables industry What is Melanotan II the drug that the TGA urges consumers to avoid?