INCI · emollient · CIR review pending · used in 1 products
Beta-Sitosterol
Beta-Sitosterol is a plant-derived sterol (phytosterol) with the IUPAC name Stigmast-5-En-3-Beta-Ol and CAS number 83-46-5. According to CosIng, its registered functions include emulsion stabilising, masking, skin conditioning, and stabilising. It is commonly found as a minor component in plant oils and is used across a wide range of skincare and haircare formulations.
Evidence level
weakEWG score
—Comedogenic
—Category
emollient● Benefits
Beta-Sitosterol is primarily used in cosmetic formulations for its emulsion-stabilising and skin-conditioning properties. The source does not provide detailed clinical benefit claims beyond its official CosIng functional designations.
emulsion-stabilisingskin-conditioning
● Cautions
