Research
Mixed
High consumption of plant-based foods (nuts, oily fish, fruit, vegetables, cereals) is associated with a higher abundance of short-chain fatty acid (SCFA)-producing commensals (e.g., Faecalibacterium prausnitzii, Roseburia hominis) and pathways for acetate/butyrate synthesis, which are linked to mucosal protection and anti-inflammatory effects.
Increase intake of nuts, oily fish, fruits, vegetables, and cereals. These foods feed beneficial bacteria that produce short-chain fatty acids, which protect the gut lining and reduce inflammation.
GoodSupportsHIGH confidence
Consumption of nuts, oily fish, fruit, vegetables and cereals is linked to a higher abundance of SCFA-producers... These bacteria are known to have anti-inflammatory effects and provide protection of the intestinal mucosa through fermentation of fibre and pectins to acetate and butyrate.
Why this rating
Consistent associations across cohorts for specific taxa (Faecalibacterium, Roseburia) and pathways.
Source
Long-term dietary patterns are associated with pro-inflammatory and anti-inflammatory features of the gut microbiome
Laura A. Bolte et al. · Gut · 2021
DOI 10.1136/gutjnl-2020-322670
Meta-analysis · 4 studiesCited 576×
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
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