subject: Solid Beverage Inventory Of Common Additives [print this page] Dietary fiber digestion and absorption of the human body can not stay only in the intestine of a class of polysaccharide, the main role is laxative, but also reduce the risk of gastrointestinal cancer. Dietary fiber is divided into two kinds of non-soluble and soluble, insoluble fiber mainly from vegetables and wheat bran. "Adding dietary fiber is actually a good idea, both health effects, can reduce product costs."