Native to New Guinea and other South Pacific locations kava has been used by indigenous peoples for thousands of years. Kava is an herbal sedative with claims made that it has both antianxiety and calming effects. Uses Kava is promoted for treatment of anxiety, restlessness, stress and as a sleep aid. Com does not advocate the use of Kava without first consulting your physician.
Dose depends on type of preparation.
Serious adverse effects have occurred at the low end of recommended daily dose. Use longer than several months is not recommended. Kava does appear to have mild or at best modest sedative effects. Kava has been shown to have additive effects when used with other central nervous system depressants. It is not know how Kava works.