In recent years, much of the biggest news in food sales has focused on probiotics, microbes that benefit your health. But now they're not the only "biotic" generating headlines. Prebiotics are showing up in health bars, cereals, and more. These are not microbes, but a type of soluble fiber that nourishes the good bacteria in your gut. Prebiotics are often added to foods billed as "high in fiber" (they may be listed on the label as inulin or chicory root extract). But what do probiotics and prebiotics do for you? How do you know whether to try them, or which to choose?
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For prebiotics, answers are still coming. Research suggests they may help increase calcium absorption, protect against traveler's diarrhea, and play a role in preventing colon cancer. What we do know: Taken in a high enough dose - five to eight grams a day - they can bump up the count of beneficial bacteria already in your digestive tract, says probiotic expert and industryRead More »from 5 Probiotic Products That Really Work