Research has found that L-Theanine, which is extracted from green tea. That can help reduce mental stress. relax the body Increase concentration clearly

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Research has found that L-Theanine, which is extracted from green tea. That can help reduce mental stress. relax the body clearly increase concentration From the research of the Natural Standard Research Collaboration The safe intake is 200-250 milligrams per day. but should not exceed 1,200 milligrams per day will reduce stress Reduce blood pressure and also increase Alpha Wave waves in the brain (Alpha Wave or alpha waves are brain waves with a frequency of about 8-13 cycles per second. Alpha waves will help reduce chaos in the brain. calm the mind ready to do various activities more efficiently)