Rise in use of 'dangerous' tanning injection Channel 4 News There has been a worrying increase in the number of young people using sunbeds. Some people are also using nasal sprays and injections with melanotan II in to boost their tan. This isn't 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 is BACK! After recent regulatory changes, compounding pharmacies are once again able to produce Melanotan peptide! If you've been missing the benefits of this popular peptide, now's your chance