Women need 25 grams of fiber per day, and men need 38 grams per day, according to the Institute of Medicine. Eating more plant foods -- vegetables, beans, fruit, whole grains, and nuts -- is the best way and is one of the recommendations from the U.S. government's 2015 Dietary Guidelines.
The epidermis is the outer (epi in Greek meaning over or upon) of the two layers that make up the skin (or cutis), the inner layer being the dermis.
The skin is composed of three layers: the epidermis, dermis and subcutaneous layer. The epidermis is the outermost layer of skin. It consists of epithelial tissue in which the cells are tightly packed together providing a barrier between the inside of the body and the outside world.