2 (Melanotan II Nasal Spray 20mg) Melanotan II (MT2) Nasal Spray 20mg 5mL For Research Use Only MelbourneMetabolicPeptides 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 Nasal tanning sprays contain Melanotan II which is banned in the UK and some users have been hospitalised. We would urge residents not to use these products. Melanotan 2 Nasal Spray A Z Guide Nasal tanning sprays linked to skin cancer, trading standards officers warn Consumer affairs The Guardian