Let's briefly discuss kidney knowledge before moving on to the herbs required or suggested for a cleanse. Our lower backs include the kidneys, which are under the rib cage. These bean-shaped organs are present in most persons in pairs. In a nutshell, our kidneys are like highly developed trash collectors and are in charge of eliminating waste from our systems. Did you know: Every day, our kidneys process roughly 200 quarts of blood to help remove about two quarts of waste materials and extra water. Urine is created from this waste and surplus water and travels through tubes (ureters) to your bladder, where it is stored until it is time to urinate. The meals you eat and the breakdown of working muscles are the real sources of waste in your blood. Small structures called nephrons in your kidneys carry out the actual filtering. Each kidney contains about a million nephrons! Kidneys also release three hormones that are very important to us: renin (regulates blood pressure), calcitriol ...