# Cacao Flavanols Cognitive Performance Randomized Trial: What the Evidence Says
Canonical: https://www.migaku.app/guides/cacao-flavanols-cognitive-performance-randomized-trial-evidence-review
Category: evidence-review
Summary: Cacao Flavanols Cognitive Performance Randomized Trial has 1 source documents in the current Migaku evidence database. The strongest available sources in this
Last reviewed: 2026-07-24
Reviewed by: Migaku Evidence Review
# Cacao Flavanols Cognitive Performance Randomized Trial: What the Evidence Says

## Quick Answer

Cacao Flavanols Cognitive Performance Randomized Trial has 1 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: 1 research article.
- 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 |
| --- | --- | ---: | --- | --- |
| Comparable improvements in selective, but not sustained, attention in response to a multi-ingredient nootropic formulation when compared with caffeine | research article | 4 | 2026-03-02 | 10.1007/s00394-026-03926-8 |

## What The Sources Report

- As such, caffeine can enhance concentrations of important neurotransmitters such as dopamine, the result of which prevents alertness and attention decrements associated with low arousal. [Hearris Mark A. (2026); evidence level 4]
- The effects of caffeine on cognitive performance are, however, largely restricted to improved alertness and enhanced concentration or attention and do not typically extend to other cognitive domains such as working memory and executive function. [Hearris Mark A. (2026); evidence level 4]

## 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 cacao flavanols cognitive performance randomized trial, 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

- Hearris Mark A. (2026). Comparable improvements in selective, but not sustained, attention in response to a multi-ingredient nootropic formulation when compared with caffeine. DOI: 10.1007/s00394-026-03926-8. PMCID: PMC12953322. PMID: 41770378. License: CC BY 4.0. https://pmc.ncbi.nlm.nih.gov/articles/PMC12953322/

## 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.