The moisturizing story, so popular today, is emphasized by the incorporation of glycerin in many products. Glycerin supplements mineral oil for like mineral oil it is not subject to rancidity. Because the skin is a complex organ, performing various bodily functions, its requirements are many. Therefore, no single material is sufficient for the complex requirements of a woman's skin. It is the answer to why Muriel Bell Cosmetics are basically different from all others.
Sufficient moisture keeps the skin supple and flexible.
The oil content of the skin is the main element in keeping it soft and smooth. It is known that lanolin is the finest emollient known. Mineral oil cleansing creams leave mineral oil in the pores which retard the absorption of emollient creams and mineral oil is not water soluble so it cannot be rinsed off. What is required is deep cleansing which empties the pores of solidified sebum, the basic cause of enlarged pores. Over a period of time the pores will gradually shrink to their normal size and a finer textured skin will be the result.