Polysorbate-20 Primarily used in cosmetics and beauty products as a surfactant and emulsifier because of its ability to help other ingredients dissolve in a solvent in which they normally would not be able to dissolve, specifically in the case of oil in water. Help to reduce surface tension of substances that need to be emulsified. It is seen in a variety of formulas, including skin fresheners, skin care products, skin cleansing products, makeup bases and foundations, shampoos, and fragrance powders, as well as food products. Emulsifying agent consisting of sorbitol, ethylene oxide oleic acid (polyoxyethylene-20 sorbitan monooleate), oleic acid is derived from vegetable oil. Purity 95%. Amber, a viscous liquid, odorless. Saponification value 45-55. Soluble in water alcohols, insoluble in oils.