People who are experiencing anxiety should not consider this review an endorsement to start popping kava or passionflower capsules, Chavez says.

CNN: Can herbal supplements treat anxiety?

Kava and passionflower have long been used in traditional medicine for their calming properties, and the herbs are now sold in stores as capsules or liquid extracts.

CNN: Can herbal supplements treat anxiety?

In addition to the findings on kava, passionflower, and St.

CNN: Can herbal supplements treat anxiety?

In 2002, the FDA warned consumers about reports of liver damage associated with kava, but the agency stopped short of pulling the product from shelves -- a step that public health officials in other countries have taken.

CNN: Can herbal supplements treat anxiety?

But if that game was the start of a trend, research by STATS suggests fans who stress easily might want to load up on Kava Kava or Valerian Root (since we only prescribe herbal remedies here at BracketRacket).

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It was a culture shock after his self-confessed "easy life" back home -- where he admits a love for the local alcohol kava resulted in him getting a gold tooth after coming off second best in a drunken fight.

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