Don't risk your health for a summer glow! Tanning nasal sprays are creeping onto the UK market, particularly on online and lack of regulation means they are a significant risk to your Steroid Addiction Signs, Symptoms and Effects Oasis Bradford Melanotan (MT) II Melanocortin Receptor TargetMol Eruptive naevi and darkening of preexisting naevi 24 h after a single mono dose injection of melanotan II Semantic Scholar 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 Melanocortin Receptor Agonists Antagonists MedChemExpress