Along with being a blood purifier, burdock root also has many benefits for cleansing the liver and supporting liver health. Burdock stimulates bile production and helps to flush out toxins in the liver. Burdock contains inulin, a natural dietary fiber, and is also used to improve digestion. As a root vegetable, it possesses considerably stronger antioxidant activity than common vegetables and fruits. In fact, recent studies confirm that burdock has prebiotic properties that could improve health.