The Effect of the Amino Acid L-Theanine on Alertness and Vigilance
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ClinicalTrials.gov Identifier: NCT01851122
Recruitment Status :
First Posted : May 10, 2013
Last Update Posted : May 10, 2013
The University of Texas Health Science Center, Houston
Information provided by (Responsible Party):
David Bauer, The University of Texas Health Science Center, Houston
The amino acid l-theanine (the active ingredient in green tea) is considered to have a calming effect without causing sleepiness. This study evaluates whether l-theanine affects blood pressure, heart rate, alertness, and sense of well-being.
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