Prebiotics are compounds in food that induce the expansion or activity of useful microorganisms like microorganism and fungi. the oremost common example is within the alimentary canal, wherever prebiotics will alter the composition of organisms within the gut microbiome. As practical food element, prebiotics, like probiotics, ar a abstract mediator between foods and medicines. counting on the jurisdiction, they generally receive associate intermediate level of regulative scrutiny, specifically of the health claims created regarding them for selling functions. possible carbohydrates derived from fructans and xylans ar the foremost well documented example of prebiotics. Considering the health advantages of prebiotics and their safety, similarly as their production and storage benefits compared to probiotics, they appear to be fascinating candidates for promoting human health condition as a replacement or in association with probiotics.