Public advisory Think twice before injecting peptides bought online: unauthorized products can seriously harm you Record 769 arrests and USD 65 million in illicit pharmaceuticals seized in global bust Unauthorized injectable peptides and their potential serious health risks College of Physicians & Surgeons of Alberta CPSA 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 Melanotan 1 75921 69 6 FM39599 Biosynth