Peptides are having a moment, but not all of them are harmless., One thats getting a lot of attention right now? Melanotan II., Its being used to achieve a tan from the inside, but what it CAS 75921 69 6 (Melanotan I) BOC Sciences The Melanocortin System: A Promising Target for the Development of New Antidepressant Drugs Nasal sprays containing the 'Barbie Drug' melanotan are very, very dangerous and completely unregulated, according to leading dermatologist. Experts say there has been a surge in the use of the illegal tanning aid Pyoderma Gangrenosum Secondary to Melanotan Cureus The peptide revolution: inside the injectables industry