Soy Dietary Fibe is mainly refers to those who can not digest the digestion of human macromolecules for the general term, mainly including cellulose, pectin, xylan, mannose and so on. Although dietary fiber can not provide any nutrients for the human body,but the human body has important physiological functions. Dietary fiber has a significant reduction in plasma cholesterol,regulating gastrointestinal function and insulin levels and other functions.