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Exogenous Ketones
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Last discussed Jul 16, 2026
Supplemental ketones taken to rapidly elevate blood ketone levels, used for cognitive enhancement and energy; Tim references a specific BHB bonded to 1,3-butanediol formulation.
Recently discussed in
The Random Show! Mortality, AI, Supplements, Rock Climbing, & More
Tim Ferriss · Jul 16, 2026
What creators say
Tim Ferriss
uses
BHB / 1,3-butanediol
Used for: Cognitive enhancement before podcasts or mentally demanding tasks; experimental use for dementia symptoms
Praised: Rapidly elevates mental acuity; striking effects on verbal fluency in dementi...
vs: Contrasted with ketone salts sold by competitors who critique 1,3-butanediol
"It's BHB — beta hydroxybutyrate bonded to 1,3-butanediol. In a pinch, when you want to for a podcast or something like that, man, it really works. I've given it to relatives with dementia, and within 20 minutes their sentences have like 5x'd in le..."
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