Kidney is a more important detoxification organ in our body, we have two kidneys, located on both sides of the spine, the left and the right side of each one, the function of the kidneys: 1, detoxification function, the kidneys can be through the urine will be produced in the body of the toxins from the body, the body of the common toxins, including creatinine, urea nitrogen and other small molecules of the toxin. 2, the kidneys have secretion function, the secretion of some human The kidneys have secretion function to secrete some important hormones, including erythropoietin, prostaglandin, renin and 1α-hydroxylase.3 The kidneys can regulate the acid-base balance and electrolyte condition in the body, especially the renal tubules have secretion and excretion function. If there are kidney problems, it often leads to metabolic acidosis, low potassium, high potassium and so on.