Rhonda Patrick· PhD
One serving (small handful) of walnuts per day lowered total LDL particle number by 4.3% and decreased small, dense LDL particle number by 6.1% (large intervention trial with over 700 participants).
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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 serving (small handful) of walnuts per day lowered total LDL particle number by 4.3% and decreased small, dense LDL particle number by 6.1% (large intervention trial with over 700 participants).
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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.
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Small clinical trial finds people given 42 grams of walnuts (~a palm-full) a day for two, 3-week periods increased beneficial gut bacteria that produce butyrate, reduced secondary bile acids that are linked to colon cancer, and improved LDL cholesterol.