Blueberry
Blueberries are the small blue fruits of shrubs in the genus Vaccinium. They are rich in anthocyanins, the pigments that give them their color.
What it is studied for
The strongest rated effects first. Bars show the size of the effect, the letter grades the evidence, and each rating lists the studies behind it.
Why are blueberries studied?
Blueberries contain anthocyanins, the pigments behind their dark color. Antioxidant and inflammatory pathways are proposed explanations for brain benefits, but a plausible mechanism is not a memory test. 1
Key studies
The most recent publications linked to Blueberry's ratings.
Why people take it
SuppCo community snapshot, 2026-09-28. Reasons for use are not evidence that it works.
Questions people ask
Is an antioxidant effect the same as better memory?
No. The mechanism and performance on a memory test are different questions. 1 2
Do blueberries lower blood pressure?
The 2026 analysis of healthy participants found no significant reduction. 3
Should fresh berries be washed?
The food fact sheet recommends washing them just before serving. 4
Related nutrients
Grape
Bilberry
ElderberrySources
- Blueberries 2021