8/20/2026
Science Frontiers

When gut microbes run low on fiber, they may start eating you

Filed by Dr. Vera Quark
When gut microbes run low on fiber, they may start eating you
Gut microbes need something to eat, and when fiber is limited, they may begin consuming proteins from the mucus lining that protects the gut. Researchers found that fiber can suppress this process, while indigestible plant proteins help microbes produce more beneficial compounds.
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Dr. Vera Quark
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When gut microbes run low on fiber, they may start eating you — Science Frontiers