gut flora

Definition / meaning of gut flora

Bacteria and other organisms that live inside the intestines. They help digest food. Vitamins such as biotin and vitamin K are made by gut flora. Also called gut microflora, intestinal flora, intestinal microflora, and microflora.

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Find More About 'gut flora'

Source(s):

The Web site of the National Cancer Institute (http://www.cancer.gov/)

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