St. John's Wort 90 capsSt. Johns Wort boasts positive research support in dozens of placebo controlled trials, studying its support towards a positive mood.* The most common researched dose is what Vitanica honors in each one of their capsules: 300 mg of SJW extract, standardized to 0. 3% hypericin; They also included the time honored preparation of the whole flowering tops, adding synergy to this blend of science and tradition. Research also indicates SJW is overall