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 What It Is and Its Relation to Skin Cancer Say No to Nasal Tanning Sprays Dermatology Times Nasal tanning sprays linked to skin cancer, trading standards officers warn Consumer affairs The Guardian