Is Ginkgo biloba a cognitive enhancer in healthy individuals? A meta-analysis
Laws KR
Published in Human Psychopharmacology
Methodology
Systematic review and meta-analysis of randomized placebo-controlled trials of Ginkgo biloba in healthy individuals, pooling standardized effect sizes across memory, executive function and attention domains.
Key Findings
Meta-analysis of randomized trials in healthy adults found no reliable benefit of Ginkgo biloba on memory, executive function or attention at any dose or duration; effect sizes clustered around zero.
Conclusions
No ascertainable positive effects of Ginkgo biloba on targeted cognitive functions in healthy individuals.
Limitations
Heterogeneous cognitive test batteries and dosing regimens, mostly short trials, and inclusion of both acute and chronic dosing studies.
Supplements Studied
We report that G. biloba had no ascertainable positive effects on a range of targeted cognitive functions in healthy individuals.
Outcomes Measured
No reliable benefit of Ginkgo biloba was found on any cognitive domain in healthy people
Meta-analysis of randomized trials in healthy adults found no reliable benefit of Ginkgo biloba on memory, executive function or attention at any dose or duration; effect sizes clustered around zero.
Related Health Concerns
Study Details
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