Kava plant
Name:Piper methysticum

Distribution: tropical, Pacific Ocean cultures

Medicinal Role: anti-anxiety, sedative, anesthetic

Activity: Kavalactones increase the activity of GABA, Kavain inhibits the reuptake of norepinephrine.

Use: The kava root is ground and drunk as a thick tea. Often kava is used ceremonially or for social gathering where it is said to decrease society anxiety, and give insight.

NIH warning about liver damage from Kava