Paper

The effects of l-theanine, caffeine and their combination on cognition and mood

Published Feb 1, 2008 · DOI · C. Haskell, D. Kennedy, A. Milne

Biological Psychology

233

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Abstract

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Study Snapshot

L-theanine and caffeine together improve cognition and mood, with their combination leading to faster reaction time, reduced headaches, and increased alertness.

PopulationOlder adults (50-71 years)

Sample size24

MethodsObservational

OutcomesBody Mass Index projections

ResultsSocial networks mitigate obesity in older groups.

The effects of l-theanine, caffeine and their combination on cognition and mood

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