Research · Systematic review
Ginkgo biloba for cognitive impairment and dementia
What it found
Cochrane concluded the evidence that ginkgo has predictable, clinically significant benefit for dementia/cognitive impairment is 'inconsistent and unreliable'; the most recent trials were largely null.
- Design
- Systematic review
- Year
- 2009
- Sample size
- 2,016
- Population
- people with cognitive impairment or dementia (36 trials; 9 longer trials ~2,016 patients)
- Intervention
- Ginkgo biloba extract at any dose vs placebo
- Outcome
- cognition, activities of daily living, mood, caregiver burden
- Journal
- Cochrane Database of Systematic Reviews
Citation last checked 2026-06-21.