Research
Mixed
Blueberry consumption improves cognitive function and slows cognitive decline in older adults, particularly those with mild cognitive impairment.
If you are concerned about memory or cognitive decline, adding blueberries to your diet may help. Studies suggest that eating blueberries daily for several months can improve memory and executive function, especially in older adults.
ModerateSupportsMEDIUM confidence
Cognitive performance in elderly adults improved after 12 wk of daily intake of blueberry... Better task switching and reduced interference in memory was found in healthy older adults after 90 d of blueberry supplementation.
Why this rating
Supported by clinical trials and animal studies, but epidemiological evidence is limited.
Source
Recent Research on the Health Benefits of Blueberries and Their Anthocyanins
Wilhelmina Kalt et al. · Advances in Nutrition · 2019
DOI 10.1093/advances/nmz065
narrative_reviewCited 640×
Read the paper DOI resolved against Crossref · corpus check 2026-06-10
More from this paper
- Regular consumption of blueberries or anthocyanins is associated with a reduced risk of cardiovascular disease, type 2 diabetes, and cognitive decline, and supports weight maintenance.Good
- Blueberry consumption improves cardiovascular biomarkers, including blood pressure, arterial stiffness, and lipid profiles, particularly in individuals with hypertension or metabolic syndrome.Good
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