Sunovi-OS is an effective UVB absorber. It is an oil soluble, colourless liquid, and it can be easily incorporated in the oil phase of sunscreen formulation. Sunovi-OS is an excellent solubilizer for crystalline UV absorbers, such as AVB, Ethylhexyl Triazone, Diethylhexyl Butamido Triazone, Diethylamino Hydroxybenzoyl Hexyl Benzoate and Bis-Ethylhexyloxyphenol Methoxypheneyl Triazone.