is used as an ultraviolet curing agent
, flavor ingredient, fragrance enhancer and perfume fixative, and as an additive for plastics, coatings and adhesive formulations. Benzophenone is also used as a screen to prevent ultraviolet light-induced damage to cosmetics. Benzophenone-4
provides inadequate UVB protection when used alone. Does not penetrate the skin to a large degree, but enhances the ability of other ingredients to penetrate. Helps to stabilize UV sensitive formulations such as hair dyes, hair sprays and color enhanced formulations.