High blood uric acid usually does not cause foamy urine, but when there is kidney function damage can cause foamy urine. Usually high blood uric acid does not cause foamy urine, but the human body uric acid 2/3 through the kidney excretion, if long-term high blood uric acid can increase the burden on the kidneys, resulting in chronic renal impairment, or even renal failure, this time there will be a large amount of proteinuria, which causes foamy urine. Therefore, when hyperuricemia occurs, we should actively intervene, eat more low purine food, avoid high purine food. Drink more water, the amount of water should reach about 2000ml per day. For patients whose life intervention is not effective, it is recommended to seek the guidance of specialists in regular hospitals, and achieve the purpose of controlling blood uric acid by taking drugs under the guidance of doctors.