Studies related to Sleep Quality and Theanine

The Effects Of L-theanine (Suntheanine®) On Objective Sleep Quality In Boys With Attention Deficit Hyperactivity Disorder (ADHD): A Randomized, Double-blind, Placebo-controlled Clinical Trial

Effect Increase
Trial Design Double blind
Trial Length 1-6 months
Number of Subjects 97
Sex Male
Age Range 7-12
Body Types Average
Notes for this study:
In boys with ADHD given 400mg theanine daily (two doses of 200mg) for 6 weeks, the ADHD-related disturbances in sleep appeared to be attenuated. A significant improvement in sleep efficiency (more time asleep relative to awake) and movement during sleep was noted, with trends towards improved scores on WASO. Sleep latency and duration appeared unaffected.

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