No Benefit evidenceother
Beetroot (Dietary Nitrate) for Brain Fog
Proposed nitric-oxide-mediated increase in cerebral blood flow, which would be expected to support attention and processing speed if the mechanism translated into cognitive benefit.
How strong is the research?
No Benefit evidence
No change in cognitive function composite score or cerebral blood flow over 13 weeks at any dose.
How much to take
45–140 mg