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the claim

Specific nutrients have a measurable effect on human alertness

the verdict
SUPPORTED
the evidence backs this
Recorded sources
4 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that specific nutrients have a measurable effect on human alertness?

Yes. Multiple clinical trials and reviews demonstrate that targeted nutritional interventions and specific supplements can measurably enhance cognitive performance, attention, and alertness.

Verdict: SUPPORTED · 4 sources for, 0 against · Last checked

The analysis

The retrieved literature contains multiple studies and reviews (e.g., papers 0, 2, 7, and 10) demonstrating that specific nutrients and supplementation protocols have measurable effects on cognitive function, attention, and alertness. There are no papers refuting this relationship among the retrieved evidence, making the verdict SUPPORTED.

Evidence for · 4
Enhanced physical and cognitive performance in active duty Airmen: evidence from a randomized multimodal physical fitness and nutritional intervention
2020
Demonstrates that a multimodal intervention incorporating specific micronutrients improves cognitive performance and working memory in adults.
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Zwilling, C. E., Strang, A., Anderson, E. D., Jurcsisn, J. G., Johnson, E., Das, T., Kuchan, M., & Barbey, A. (2020). Enhanced physical and cognitive performance in active duty Airmen: evidence from a randomized multimodal physical fitness and nutritional intervention. doi.org. https://doi.org/10.1038/s41598-020-74140-7

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More for · 3
Gut-Brain Inflammatory Pathways in Attention-Deficit/Hyperactivity Disorder: The Role and Therapeutic Potential of Diet.
2025
Reviews how specific dietary nutrients and components are implicated in cognitive function and related neurodevelopmental pathways.
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N, L., J, L., & A, V. (2025). Gut-Brain Inflammatory Pathways in Attention-Deficit/Hyperactivity Disorder: The Role and Therapeutic Potential of Diet.. doi.org. https://doi.org/10.3390/metabo15050335

Nutritional supplements to improve esports player performance: a systematic review of randomized controlled trials.
2026
Finds that specific nutritional supplements, such as caffeine and other active substances, improve attention, executive function, and alertness in competitive players.
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D, H., Y, Z., M, X., & W, H. (2026). Nutritional supplements to improve esports player performance: a systematic review of randomized controlled trials.. doi.org. https://doi.org/10.1080/15502783.2025.2603303

Relative Efficacy of a Nutritional Intervention on Cognitive Performance Across the Adult Lifespan and During Early Cognitive Decline
2019
Shows that targeted nutritional supplementation maintains or improves cognitive performance across the adult lifespan.
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Shea, T. & Remington, R. (2019). Relative Efficacy of a Nutritional Intervention on Cognitive Performance Across the Adult Lifespan and During Early Cognitive Decline. doi.org. https://doi.org/10.3233/ADR-190124

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Receipt History
first checked04 Aug 2026
judged → SUPPORTED · 8404 Aug 2026
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