Insoluble fiber intake

1. Insoluble fiber intake is associated with fecal N-nitroso compounds in humans.

   “Higher insoluble fiber intake was associated with greater microbiota restructuring and lower fecal NOCs.”

   Humanshealthy adults participating in the feeding studyhigher intake12 weeks

   Replacing animal-sourced with plant-sourced proteins alters gut microbiota and biomarkers associated with colorectal cancer risk in healthy adults: A randomized feeding study

   medRxiv·14 Oct 2026Preprint

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