Cosmetics or raw materials for Personal Care are ranging from hair care, skin care, colour cosmetics etc. Really all of the ingredients used in cosmetics can be put into one of these three categories: Functional, Aesthetic Modifier, and  Claims.

Oils used in cosmetics are hydrocarbons, animal and vegetable oils and fats, waxes, esters, higher alcohols, fatty acids, and silicones. The chemical structures and physical properties of oily ingredients and their effects on the feel of use and texture of products are described.