益生元的生物功能及其在功能性食品中的研究進展

Biological Activity of Prebiotics and Their Research Progress in Functional Foods

MAMengling，LINXiaofang （School of Life Sciences and Agriculture， Southwest University of Science and Technology， Mianyang 621010， China）

Abstract： Prebiotics are a type of organic matter that are not digested and absorbed by the host but can selectively promote the growth and reproduction of beneficial bacteria such as Bifidobacteria in its body，thereby improving the host’s health.This article systematically summarizes the main progress in the research of prebiotics andtheir functions，witha focuson discussng the physicochemical properties，biological activities and physiological functions of prebiotics，and summarizes the current application status of prebiotics infunctional fods.Onthis basis， the main challenges and research prospects currently faced by the development of prebiotics are analyzed， with he expectation of promoting the further application of prebiotics in functional foods.

Keywords： prebiotics; probiotics; intestinal flora; functional foods; immunity

近年來，隨著人們健康觀念的不斷提升，其對健康產(chǎn)品的需求顯著增長，使得含益生元的功能性食品受到廣泛關注[1。（剩余10218字）