White Oak Bark contains tannins, some of which are polyphenols. Tannins are effective free radical scavengers and give white oak bark its bitter and astringent qualities.
Historically known to be used for hemorrhoids. It is also considered a tonic herb. White oak bark contains trace amounts of many needed minerals.
Each capsule contains White Oak Bark (Quercus alba)460 mg.
Take 2 capsules with a meal three times daily.