Urinalysis vitamin C2+ usually requires no special treatment and is usually associated with excessive vitamin C intake, which can be corrected by drinking more water and improving diet. The accuracy of the results is affected by the fact that when vitamin C is increased in the urine, it may cause false-positive results in the urinary occult blood test, urine leukocytes, and nitrites. Patients are usually advised to reduce their intake of foods high in vitamin C the day before the urinalysis. Therefore, when the urine test vitamin C2+, suggests that the urine vitamin C content is too high, usually associated with excessive intake of vitamin C. It is recommended that patients can drink more water in daily life, improve their diet, and moderate intake of vitamin C foods. If the patient found abnormal urine test, it is recommended to go to the regular hospital in a timely manner, under the guidance of the doctor standardized treatment.