Lamberts St. Johns Wort One-A-Day. To date, the only clinical proof of St. John's Wort's therapeutic efficacy has come from preparations that are standardised on hypericin. It is this compound that is used as the standardisation marker in Lamberts St. John's Wort. INGREDIENTS FOR Lamberts St. Johns Wort One-A-Day: One tablet Lamberts St. Johns Wort One-A-Day provides: • St John's Wort 2720mg • Providing Hypericin 1000µg OTHER INGREDIENTS: Tableted with: DiCalcium Phospate, Microcrystalline Cellulose, Croscarmellose Sodium, Hydroxypropyl Methylcellulose, Silicon Dioxide, Stearic Acid, Titanium Dioxide, Magnesium Stearate, Glycerin, Iron Oxides. DIRECTIONS FOR USE OF Lamberts St. Johns Wort One-A-Day: • 1 tablet daily with a meal. CAUTION: Do not take if pregnant or breast feeding.