# Blueberry Cognition Meta-analysis: What the Evidence Says
Canonical: https://www.migaku.app/guides/blueberry-cognition-meta-analysis-evidence-review
Category: evidence-review
Summary: Blueberry Cognition Meta-analysis has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are mixed
Last reviewed: 2026-06-01
Reviewed by: Migaku Evidence Review
# Blueberry Cognition Meta-analysis: What the Evidence Says

## Quick Answer

Blueberry Cognition Meta-analysis has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are mixed biomedical and public-health sources, so conclusions should be framed as evidence-aware guidance rather than medical advice.

## Key Takeaways

- This page is generated only from sources stored in the Migaku evidence knowledge base.
- Current evidence mix: 2 narrative review.
- Claims should be interpreted with the source type, study design, population, and publication date in mind.
- This article is educational and does not replace care from a qualified clinician.

## Evidence Map

| Source | Evidence type | Level | Date | Identifier |
| --- | --- | ---: | --- | --- |
| Polyphenol Composition, Antioxidant Properties, and Health Benefits of Moroccan-Cultivated Raspberries, Blackberries, and Blueberries: A Comprehensive Review | narrative review | 3 | 2026-04-13 | 10.3390/foods15081356 |
| Berry Consumption and Its Role in the Modulation of Obesity and Mild Cognitive Impairment | narrative review | 3 | 2026-02-19 | 10.3390/nu18040674 |

## What The Sources Report

- Berries are particularly rich in phenolic compounds, especially anthocyanins, which have been associated with antioxidant properties and may help reduce oxidative stress. [Alahyane Abderrahim (2026); evidence level 3]
- Recent genomic resources have expedited breeding of improved cultivars with enhanced traits including flavor, yield, and disease resistance. [Alahyane Abderrahim (2026); evidence level 3]
- Among these, the amnestic subtype, characterized predominantly by memory impairment, is particularly associated with an increased risk of progression to Alzheimer's disease dementia (AD). [dos Santos Gustavo Alves Andrade (2026); evidence level 3]
- The risk of progression is significantly higher in individuals diagnosed with MCI than in age-matched cognitively unimpaired populations. [dos Santos Gustavo Alves Andrade (2026); evidence level 3]

## How To Read This Evidence

Evidence level 1 generally reflects systematic reviews or meta-analyses. Level 2 includes randomized trials, guidelines, or public-health guidance. Level 3 usually reflects observational or narrative-review evidence. Level 4 is weaker or early-stage evidence. The level is a sorting aid, not a final quality grade.

## Practical Interpretation

For blueberry cognition meta-analysis, the current source set is useful for orientation, but it is not yet broad enough for strong claims. Use cautious language and keep conclusions close to the cited sources.

## Limits Of This First Pass

This is a small-batch MVP article. It uses the first ingested sources for this topic and should be expanded with more targeted searches, license review, and human editorial checks before being treated as a definitive review.

## References

- Alahyane Abderrahim (2026). Polyphenol Composition, Antioxidant Properties, and Health Benefits of Moroccan-Cultivated Raspberries, Blackberries, and Blueberries: A Comprehensive Review. DOI: 10.3390/foods15081356. PMCID: PMC13115493. PMID: 42073244. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC13115493/
- dos Santos Gustavo Alves Andrade (2026). Berry Consumption and Its Role in the Modulation of Obesity and Mild Cognitive Impairment. DOI: 10.3390/nu18040674. PMCID: PMC12943443. PMID: 41754191. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC12943443/

## Safety Note

Health information can change, and individual risk depends on medical history, medications, pregnancy status, age, and diagnosis. Talk with a qualified clinician before changing treatment, supplement, or medication routines.