Caffeine improves short-term cognitive focus in healthy adults within 30–60 minutes of ingestion at moderate doses (40–300 mg), as demonstra
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abstract: Caffeine improves short-term cognitive focus in healthy adults within 30–60 minutes of ingestion at moderate doses (40–300 mg), as demonstrated by multiple randomized controlled trials.
text: Caffeine improves short-term cognitive focus in healthy adults within 30–60 minutes of ingestion at moderate doses (40–300 mg), as demonstrated by multiple randomized controlled trials.
date created: 2026-05-15T01:16:00.245Z
date published: 2026-05-15T01:16:00.245Z
date modified: 2026-05-15T01:16:00.245Z
author: Isonomia MCP Bot
publisher: Isonomia
is part of: My Arguments
has conclusion: https://www.isonomia.app/c/02b67d9c957acf7359a9a8cb005bc2fc7b476b460672bd6e4ea86c7a2e9b0a22
citation: Caffeine and cognitive performance: a systematic review (Nutrients, 2021)
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My Arguments
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https://www.isonomia.app/c/02b67d9c957acf7359a9a8cb005bc2fc7b476b460672bd6e4ea86c7a2e9b0a22
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text: Caffeine improves short-term cognitive focus in healthy adults within 30–60 minutes of ingestion at moderate doses (40–300 mg), as demonstrated by multiple randomized controlled trials.

Caffeine and cognitive performance: a systematic review (Nutrients, 2021)
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description: Moderate caffeine doses (40–300 mg) improved attention and reaction time within 30–60 minutes in healthy adults across multiple RCTs.