A Gut Feeling about Coffee

By Janet Raloff, 15:57 PM April 15, 2008

Earlier this year, Spanish researchers unveiled coffee as a notable source of soluble fiber. Now, a team in Germany confirms the finding and shows that beneficial gut microbes can easily digest the coffee-bean fiber left in brewed liquid and extract its energy for their growth. Because the waste products of that digestion—also called fermentation—can repel some disease-causing bacteria, the new data suggest that coffee drinking might represent more of a benefit than a vice.

However, be forewa...

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