Melanotan II Erectile Dysfunction: What You Need to Know The Dark Side of Melanotan Tanning Injections: My Personal Experience Revealed 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 (Tan Jabs): Why They're Not Worth The Risk You Should Avoid Using Nasal Tanning Sprays Is There a Peptide for Erectile Dysfunction? UK Evidence and Safety Bolt Pharmacy