TeaFYI

Cognitive Function & Focus

Tea for cognitive function — L-theanine and caffeine synergy for calm focus without jitteriness.

ข้อมูลเร็ว

ระดับหลักฐาน
Strong

คำอธิบาย

The unique combination of caffeine and L-theanine in tea produces a state of calm alertness that enhances attention, working memory, and task-switching ability. Unlike coffee, tea's cognitive benefits come without jitteriness or anxiety. L-theanine promotes alpha brain waves (associated with creative, relaxed focus) while caffeine provides alertness. Studies show improved reaction time, accuracy, and sustained attention. Long-term tea consumption is associated with reduced cognitive decline in aging.

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ส่วนหนึ่งของ Beverage FYI Family