The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
One group actually showed an increase in inflammatory markers. So that was quite surprising and probably not wonderful for the message that fiber is always good for us but that was a small cohort within the fiber intake group. Another group and still another group, both showed reductions in baseline microbiota diversity although to varying degrees.
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Native comments, Twitter mentions, and Reddit threads about this claim — surfaced together so the conversation isn't fragmented across platforms.
Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.
Would love a "what would change this verdict" RSS feed. Sign me up if it exists.
we actually saw very individualized responses to the dietary fiber, and I'll come back to
We actually saw very individualized responses to the dietary fiber, and I'll come back to what those responses were.
fiber intake itself was not directly supportive of the gut microbiome in everybody it was in some individuals but not in others and some had no effect and in other individuals it actually made the category or I should say the array of inflammatory markers worse it actually led to more inflammation
And on the fiber side, the microbiome diversity didn't increase and as a whole, the um inflammatory markers didn't change. And in some cases, as I recall, they even increased increased.
whereas increasing fiber allowed some people to reduce inflammation other people's levels of inflammation went up.
they found that putting people on this high fiber intervention some people had a reduction in inflammatory markers others had a more neutral response and some people had actually had an increase in inflammation from the increased fiber intake