Taken internally, St. John’s Wort has a sedative and pain reducing effect, which gives it a place in the treatment of neuralgia, anxiety, tension, and similar problems. It is especially regarded as an herb to used where there are menopausal changes triggering irritability and anxiety. It is increasingly recommended in the treatment of depression. CAUTION: Do not take this product during prolonged exposure to the sun because it may cause severe sunburn and blindness.