膳食纤维的理化性质生理功能及其应用.pdf

6 10 Vol. 6 No. 10 2015 10 Journal of Food Safety and Quality Oct. , 2015 * 刘 楠 , 孙 永, 李月欣, 吴培凤 (, 266071) 摘 要: , “” ; ; , , 关键词: ; ; Properties, physiological function and application of dietary fiber * LIU Nan , SUN Yong, LI Yue-Xin, WU Pei-Feng (Yellow Sea Fisheries Research Institute, Chinese Academy of Fishery Sciences, Qingdao 266071, China) ABSTRACT: Dietary fiber is a kind of polysaccharide which cannot be digested and absorbed by the gastrointestinal tract. With the development of nutrition science, food science and other related subjects, and people pay more attention to the structure of the diet, dietary fiber has become a hot research topic in recent years. Because of its good physical and chemical properties and physiological function, it is known as “the seventh nutrient” after protein, fat, carbohydrates, vitamins, minerals and water. In this paper, the definition of dietary fiber, and the classification of dietary fiber are briefly reviewed; the physical and chemical properties of dietary fiber, such as water holding capacity, swelling capacity, rheological properties, etc., and ma