What Is St. John's Wort?
How Effective Is St. John's Wort?
St. John's wort, or Perforate St. John's wart, Tipton's Weed or Klamath weed, is a medication that comes from a flowering plant called Hypericum perforatum. For a long time it is believed to have medicinal qualities, especially for the treatment of depression. Recent studies appear to conclude more favorably than unfavorably regarding St. John's Wort's efficacy in treating depression.