Peter Attia· MD
the blood vessels that provide blood to the brain have transporters that allow certain chemicals from the gut such as leptin and cholecystokinin to be transported so that they can affect the cns directly
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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.
the blood vessels that provide blood to the brain have transporters that allow certain chemicals from the gut such as leptin and cholecystokinin to be transported so that they can affect the cns directly
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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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