@katrina.karanL-theanine works best as an on-demand tool taken 45-60 minutes before a cognitively demanding task.
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L-theanine timing before cognitive tasks
Photo by @katrina.karan¡ Oct 24, 2026¡ Science
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The focus is a scientific paper's title and abstract. The text describes L-theanine's effects on mental state, mentioning its presence in tea and research findings. The mood is academic and informative. The title "L-theanine, a natural constituent in tea, and its effect on mental state" is prominently displayed. The authors are listed as Anna C Nobre PhD, Anling Rao PhD, and Gail N Owen PhD. Affiliations include Unilever Food and Health Research Institute and Department of Experimental Psychology, Oxford University.
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