Dietary fiber reduces brain inflammation during aging via the promotion of butyrate production
www.sciencedaily.com
From the article:
Dietary fiber promotes the growth of good bacteria in the gut. When these bacteria digest fiber, they produce short-chain-fatty-acids (SCFAs), including butyrate, as byproducts.
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“Butyrate is of interest because it has been shown to have anti-inflammatory properties on microglia and improve memory in mice when administered pharmacologically,” […] The new study reveals, in old mice, that butyrate inhibits production of damaging chemicals by inflamed microglia.