| 膳食纤维的定义、分析方法和摄入现状 |
| |
| 引用本文： | 扈晓杰,韩冬,李铎. 膳食纤维的定义、分析方法和摄入现状[J]. 中国食品学报, 2011, 11(3) |
| |
| 作者姓名： | 扈晓杰 韩冬 李铎 |
| |
| 作者单位： | 浙江大学生物系统工程与食品科学学院,杭州,310029 |
| |
| 摘 要： | 本文主要论述膳食纤维的定义、分析方法以及人群摄入情况.中国营养学会将膳食纤维定义为不易被消化酶消化的多糖类食物成分(主要来自于植物的细胞壁),包含纤维素、半纤维素、树脂、果胶及木质素等.这种定义和FAO/WHO对膳食纤维狭义上的定义基本一致.而欧盟将其定义为具有3个或以上单体链节的碳水化合物聚合物,在人体小肠中不能被消化或吸收,包括天然存在于消费食物中的可食用的碳水化合物,由食物原料经物理、酶或化学法获得的碳水化合物,对健康表现出有益的生理作用的人造碳水化合物聚合物.根据现有定义,适用的主要分析方法有非酶重量法、酶重量法、酶化学法等.这些方法都是借鉴于AOAC方法.
|
| 关 键 词： | 膳食纤维 非淀粉多糖 抗性低聚糖 纤维素 |
The Definition, Analytic Methods and Intake Status of Dietary Fiber |
| |
| Hu Xiaojie,Han Dong,Li Duo. The Definition, Analytic Methods and Intake Status of Dietary Fiber[J]. Journal of Chinese Institute of Food Science and Technology, 2011, 11(3) |
| |
| Authors: | Hu Xiaojie Han Dong Li Duo |
| |
| Affiliation: | Hu Xiaojie Han Dong Li Duo (School of Biosystems Engineering and Food Science,Zhejiang University,Hangzhou 310029) |
| |
| Abstract: | The definition,analytic methods and intake status of dietary fiber were expounded in this paper.Chinese Nutrition Society proposed that dietary fiber generally refers to polysaccharides food ingredients which cannot easily be digested by digestive enzymes.It is mainly presented the plant cell wall,including cellulose,hemicellulose,resin,pectin and lignin.This definition is basically identical with the 'narrow definition' from FAO/WHO.While EU defined dietary fiber as carbohydrate polymers with three or more... |
| |
| Keywords: | dietary fiber non-starch polysaccharides resistant oligosaccharides cellulose |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
