Injecting peptides you bought online? 'Think twice,' Health Canada warns National Globalnews.ca 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 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 At a glance: Newly reported psychoactive substances in Canada 2020 2021 Canada.ca MT 2 (Melanotan II) Polar Peptides Think twice before injecting peptides bought online: unauthorized products can seriously harm you Canada.ca