Clear Mind Nasal Spray LeadWest Medical Yes, Inhaling Nasal Tanning Spray Is a Thing NewBeauty 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 Avoid nasal tanning sprays or nasal tanners entirely. These products can produce nasty side effects, such as nausea and vomiting, high blood pressure, respiratory issues, and even links to skin cancer. Nasal Melanotan II (Tan Jabs): Why They're Not Worth The Risk