Face masks make up a skin care supplement.It is used to support and enhance day-to-day skin care. Most of the masks are for a particular purpose. There are moisturizers that enhance the effect of daily moisturizing cream. Cleansing masks can pull grease and dirt from the depth of pores. Nourishing skin masks complement certain nutrients. Some types enhance the effect of tonic preparations, the skin turns off and brightens. Others are used when there is a strong need for skin hydration and some have a cooling and soothing effect.