Tanning, fake tan and Melanotan Cancer Research UK Melanotan II: Tanning injections, nasal sprays harmful to health No, you don't need the 'Barbie drug' to tan, whatever TikTok says. Here's why melanotan II is so risky Amazon.com: ManukaGuard Medical Grade Manuka Honey ImmuneGuard Nasal Spray with Saline Solution for Nose Rinse, Sinus Congestion, Moisturizing, MGO 600, 1.35 fl oz Bottle : Health & Household Thinking about that tanning nasal spray? Don't. Unregulated nasal tanning sprays are being sold online, claiming to give you a sun kissed glow. But they're risky and illegal. According to the Chartered Trading 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