St. John's Wort
St. John’s wort is a plant with yellow flowers whose medicinal uses were first recorded in ancient Greece. The flowering tops of St. John’s wort are used to prepare teas, tablets, and capsules containing concentrated extracts. Liquid extracts and topical preparations are also used. Today, St. John’s wort is used by some for depression, anxiety, and/or sleep disorders.
Featured:
Information about St. John’s wort, studied for depression.
For Consumers
General Information
Research Spotlights
Ongoing Medical Studies
- Find Active Medical Research Studies on St. Johns Wort (ClinicalTrials.gov)
For Health Professionals
NCCAM Clinical Digest
Scientific Literature
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Systematic Reviews/Reviews/Meta-analysis (PubMed®)
- Randomized Controlled Trials (PubMed®)
- Herb-Drug Interactions (PubMed®)
