Nasal tanners claim to work by using Melanotan II, a chemical that darkens skin pigmentation. It is illegal to sell medicinal products containing Melanotan II in the UK but since the tanners are sold Eruptive Dysplastic Nevi Following Melanotan Use Actas Dermo Sifiliogrficas How to Use Tanning Nasal Spray: What to Know Sunbeds.com Illegal tanning nasal spray not a 'harmless alternative' to sunbaking, says TGA ABC News Nasal tanning sprays and oral tanning drops are often marketed as quick fixes for glowing skin but these products are unregulated in the UK, with unknown ingredients, dosing, and formulation., They Say No to Nasal Tanning Sprays Dermatology Times