Polyglyceryl-4 Olivate Best Emollient No known benefits Polyglyceryl-4 Olivate at a glance Multitalented ingredient that can work as an emulsifier, stabilizer, emollient, and cleansing agent The olive oil portion of this ingredient is a beneficial source of fatty acids and antioxidants Touted for exceptional spreadability combined with fast absorption and a cushiony, silky after feel Considered non-sensitizing and safe for use in cosmetics Polyglyceryl-4 Olivate description Polyglyceryl-4 olivate is the plant-derived or synthetic (Paula's Choice uses the former) ester of olive oil and polyglycerin, which is, as the name implies, a polymer made from glycerine. It's a multitalented ingredient that in cosmetics can work as an emulsifier, stabilizer, emollient, and even a surfactant (cleansing agent). Polyglyceryl-4 olivate is considered non-sensitizing and is safe for use in cosmetics. The olive oil portion is a good source of beneficial fatty acids and phenolic compounds which work as antioxidants. Related ingredients: Glycerin Olive Oil/Olive Fruit Oil