Synopsis

Source of validity: Scientific
Rating (out of 5): 2

Beta-hydroxybutyrate (BHB) is a ketone body that serves as an alternative energy source for the brain, especially during periods of low glucose availability such as fasting or adherence to a ketogenic diet. There is a growing body of scientific literature suggesting that BHB may have cognitive benefits, including supporting concentration and mental clarity. Animal studies and some small human trials have shown that increasing circulating ketones (including BHB) can enhance certain aspects of cognitive function, particularly in individuals with impaired glucose metabolism or neurodegenerative conditions. Additionally, BHB may exert neuroprotective effects by reducing oxidative stress and inflammation in the brain. However, the evidence for its specific use to treat or improve poor concentration in healthy individuals remains limited. Most studies involve small sample sizes or focus on populations with existing cognitive impairment. Larger, well-controlled clinical trials are needed to confirm BHB’s efficacy for improving concentration in the general population. Thus, while the biological rationale is plausible and preliminary findings are promising, current evidence is modest and does not support strong or routine use of BHB supplements solely for concentration enhancement in healthy adults.

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