Melanotan II Synthetic Tanning Drug Molecule #1 Framed Print by Molekuul Science Photo Library Science Photo Gallery 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 Tanners Say "NO WAY" to the spray! UNAPPROVED, UNREGULATED, UNSAFE. Nasal tanning sprays, or nasal tanners, promise an all over tan without sun exposure. However, they are unregulated, can be Norfolk Nasal tanning spray warning We've become aware of widespread availability of nasal sprays containing Melanotan II. Nasal tanners are designed to be sprayed into the nostrils and claim