A healthy urinary tract is essential for maintaining the body's normal fluid balance and cleaning the body of metabolic wastes. Botanicals such as uva ursi, parsley seed, fennel and horsetail have a long history of use in the support of urinary tract health. NOW® Kidney Cleanse is a blend of herbs traditionally used by herbalists to support the kidney's normal filtration functions, promote proper fluid excretion and maintain a healthy urinary tract environment.