Studies related to Sleep Quality and Kava

Clinical Efficacy Of Kava Extract WS 1490 In Sleep Disturbances Associated With Anxiety Disorders. Results Of A Multicenter, Randomized, Placebo-controlled, Double-blind Clinical Trial

In 61 persons with non-psychotic anxiety, Kava was more effective than placebo at improving sleep (both quality and recuperative effects) and reducing anxiety at 200mg of WS 1490 daily over 4 weeks