Bentonite, found in Canada and the Midwest, is a colloidal aluminum silicate clay. It is used as a suspending agent in a variety of skin care formulas including lotions and makeup. Because it absorbs oil, it is often used as a facial mask to reduce shine. Also helps to stabilize formulas. See also: Kaolin.

Kaolin is a natural, absorbent clay originally obtained from Kaoling Hill in Kiangsi Province, SE China. It is a soft powder that is known to absorb oil and water well. See also: Bentonite.

Lecithin, a natural emollient, is also know as an antioxidant, spreading agent, and emulsifier. Ahydrophilic ingredient that attracts water, it is popularly used in many skin care formulas.