Similar to an oil change for your car. You support the body’s filter to help it run smoothly. Our herbs are certified organic and hand-harvested at their peak potency and processed in small batches to maintain the optimal quality of the plant. Features and Benefits: Fresh Herb Extract Tincture Liver Kidney Blend - 1 oz. (30 mL) Four Elements Herbals Fresh Herb Extract Tincture Liver Kidney Blend contains herbs that are certified organic and hand-harvested at their peak potency. Four Elements Herbals' tinctures are processed in small batches to maintain the optimal quality of the plants used. Contains Certified Organic Herbs Processed in Small Batches to Maintain Optimal Quality Four Elements: Cultivating Nature’s WisdomFour. Elements: Dandelion whole plant* (Taraxacum officinale), burdock root* (Arctium lappa), and yellow dock root* (Rumex crispus). Extracted in brandy and water. *Organic