Description Thompson's One-A-Day St. John's Wort 4000 helps support healthy mood balance. Thompson's One-A-Day St John's Wort is formulated with a high potency herbal extract to provide a convenient one a day dose to support: Healthy mood balance Nervous system health, based on traditional Western herbal practice Herbal way to maintain normal mood and adapt to stress For times of stress and worry Vegetarian/Vegan friendly Ingredients Active Ingredients Per Tablet: Hypericum perforatum (St. John's Wort) ext 667 mg, derived from dry flowering herb top min. 4 g (4000 mg), std. to contain hypericin 2.2 mg. Contains tabletting aids and colouring substances. Suggested Use Adults - Take one tablet daily (with food). This can be increased to two tablets daily or as professionally prescribed. Take for at least 4-12 weeks. Additional Product Information Warning: Always read the label. Take only as directed.If symptoms persist, see your healthcare professional. St. John's Wort affects the way many prescription medicines work, including the oral contraceptive pill. Consult your doctor.