Urine Vitamin C1.4g/L may affect urinary red blood cells, urinary white blood cells, and nitrites in the urine routine. Urine vitamin C1.4g/L usually indicates high urinary vitamin C. It is usually associated with excessive vitamin C intake and does not require special treatment. However, it may cause false-positive results for urine occult blood test, urine leukocytes, and nitrites, which may affect the accuracy of the results. Patients are usually advised to reduce their intake of foods high in vitamin C the day before the urine test. If patients find abnormalities in urine test, it is recommended to go to regular hospitals in time and standardize the treatment under the guidance of doctors to avoid delaying the condition.