Kava-kava, or simply kava, is a popular herbal treatment for anxiety and insomnia. Native to the islands of the South Pacific, kava-kava is made from the pepper plant Piper methysticum. This plant is also sometimes called asava pepper or intoxicating pepper.- Category ID : 74572
Information from the Encyclopedia of Psychoactive Substances. Botanical profile and traditional uses of the shrub Piper methysticum and the psychoactive beverages made from it.