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

@article{Haskell2008TheEO,
  title={The effects of l-theanine, caffeine and their combination on cognition and mood},
  author={C. Haskell and D. Kennedy and A. Milne and K. Wesnes and A. Scholey},
  journal={Biological Psychology},
  year={2008},
  volume={77},
  pages={113-122}
}
L-Theanine is an amino acid found naturally in tea. Despite the common consumption of L-theanine, predominantly in combination with caffeine in the form of tea, only one study to date has examined the cognitive effects of this substance alone, and none have examined its effects when combined with caffeine. The present randomised, placebo-controlled, double-blind, balanced crossover study investigated the acute cognitive and mood effects of L-theanine (250 mg), and caffeine (150 mg), in… Expand
168 Citations
Effects of L-theanine or caffeine intake on changes in blood pressure under physical and psychological stresses
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Acute effects of tea consumption on attention and mood.
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