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St. John's Wort: St. John's wort is an herb used medicinally that is claimed to have antidepressant, antibacterial, and antiviral effects. St. John's wort is available in a variety of supplements.
Adequate amounts of St. John's Wort are claimed to be potentially beneficial for:
Adequate amounts of St. John's Wort are claimed to be potentially preventative for:
Excessive intake of St. John's Wort may involve the following risks:
St. John's Wort: Hypericum perforatum, an herbal product sold as an over-the-counter treatment for depression. It is being studied for its ability to lessen certain side effects of cancer treatment.
Source: National Institute of Health
St. John's Wort: An herbal preparation isolated from the plant St. John's Wort with photodynamic, antineoplastic, and antidepressant properties. Hypericin, one of the active compounds found in hypericum perforatum, is a photosensitizer that, when exposed to a particular wavelength and intensity of light, may induce tumor cell apoptosis. Another compound, hyperforin, induces caspase-dependent apoptosis in certain tumor cell lines. Hypericum perforatum preparations may also stimulate the activity of cytochrome P450 enzymes and P-glycoprotein drug transporters, resulting in increased metabolism and decreased efficacy of various chemotherapeutic agents and other drugs. (NCI04)
Source: Diseases Database
St. John's Wort : genus Hypericum; herbal preparations used to treat depression and a variety of other conditions.
Other names for this supplements (St. John's Wort) include:
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