You Should Avoid Using Nasal Tanning Sprays Investigating Nasal Tanning Sprays: Risks and Regulations Tanning Nasal Spray Helps Tan Skin from the Inside Out? Nasal tanning sprays linked to skin cancer, trading standards officers warn Consumer affairs The Guardian Avoid nasal tanning sprays or nasal tanners entirely. These products promise an all over tan without sun exposure but they are unregulated, can be unsafe, and contain potentially risky substances like Melanotan 2.