# Grape-seed-extract-visual-fatigue-randomized-trial: What the Evidence Says
Canonical: https://www.migaku.app/guides/grape-seed-extract-visual-fatigue-randomized-trial-evidence-review
Category: evidence-review
Summary: Grape-seed-extract-visual-fatigue-randomized-trial has 2 source documents in the current Migaku evidence database. The strongest available sources in this fir
Last reviewed: 2026-08-15
Reviewed by: Migaku Evidence Review
# Grape-seed-extract-visual-fatigue-randomized-trial: What the Evidence Says

## Quick Answer

Grape-seed-extract-visual-fatigue-randomized-trial has 2 source documents in the current Migaku evidence database. The strongest available sources in this first pass are randomized trial, 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: 1 randomized trial, 1 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 |
| --- | --- | ---: | --- | --- |
| Health Benefits of a Standardized Ginkgo biloba Extract Associated With Phosphatidylserine in Alleviating Mental Stress and Cognitive Performance: Results From Two Exploratory Randomized Trials | randomized trial | 2 | 2026-06-11 | 10.1002/fsn3.72001 |
| Medical Benefits and Polymer Applications of Grapes | narrative review | 3 | 2025-03-12 | 10.3390/polym17060750 |

## What The Sources Report

- Preserving optimal brain health reduces the risk of cognitive decline, supports mental resilience, and enhances productivity and creativity. [Hawkins Kenny (2026); evidence level 2]
- All those factors may contribute to symptoms such as memory decline, reduced concentration, poor impulse control, and an impaired ability to cope with challenges. [Hawkins Kenny (2026); evidence level 2]
- Due to the high demand for medical applications, the use of natural biomaterials has steadily increased. [Wang Hsiuying (2025); 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

There is trial evidence in the current set, but population and intervention details still matter. For grape-seed-extract-visual-fatigue-randomized-trial, the next editorial step is to add more targeted sources and separate strong findings from early or indirect evidence.

## 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

- Hawkins Kenny (2026). Health Benefits of a Standardized
Ginkgo biloba
Extract Associated With Phosphatidylserine in Alleviating Mental Stress and Cognitive Performance: Results From Two Exploratory Randomized Trials. DOI: 10.1002/fsn3.72001. PMCID: PMC13260694. PMID: 42294065. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC13260694/
- Wang Hsiuying (2025). Medical Benefits and Polymer Applications of Grapes. DOI: 10.3390/polym17060750. PMCID: PMC11945784. PMID: 40292569. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC11945784/

## 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.