Palm kernel glycerides are esters of carboxylic acids from palm kernel oil with glycerine.
The substance mixture is used in cosmetic formulations. It acts as an emollient (makes the skin smooth and supple) and as an emulsifier (a surface-active substance which is used in cosmetic products as an additive to combine 2 immiscible liquids - e.g. oil and water - to form an emulsion).