Randomized Trialmoderate evidence
The effect of simultaneous application of plant-rich ketogenic diet and intermittent fasting on early-to-mid-stage Alzheimer's disease: a randomised controlled trial.
The journal of nutrition, health & aging·July 24, 2026·PMID 42497811
Why it mattersAlzheimer's disease progression remains difficult to slow with pharmacotherapy alone. This trial provides evidence that a metabolic intervention combining a plant-rich ketogenic diet and intermittent fasting may stabilize or modestly improve cognitive function in early-to-mid-stage patients, offering a potential non-pharmacologic adjunct to standard care.
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