Eating less protein may help curb gut bacteria’s growth
The microbes are limited by low nitrogen levels, a study in mice and other mammals suggests
![eating dinner](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2018/11/103118_ti_nitrogen-and-protein_feat.jpg?fit=860%2C460&ssl=1)
MICROBE MEAL People and animals feed their microbes with nitrogen-containing mucus, a new study in mice suggests. The amount of nitrogen in the mucus is determined by how much protein the host eats.
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