Under normal circumstances most of the baby’s urine is light yellow, if the yellow color is more obvious, consider that there is an abnormal situation, need to actively treat. 1, caused by fire, this is mainly drink less water, eat less vegetables and fruits have a relationship. If also accompanied by symptoms of urinary urgency, painful urination considered urinary tract infection. The case of fire should drink more water and eat less puffed food. The best urinary tract infection to go to the hospital to do a routine urine examination, confirmed then need to use medication, the routine application of antibiotic drugs. Usually pay attention to teach children not to play with the genitals, so as not to cause genital infections. 2, the liver and biliary system diseases caused by the yellow urine, such as congenital abnormalities of the biliary tract, biliary obstruction, infant hepatitis syndrome. This leads to impaired metabolism of bilirubin, which causes yellow urine due to elevated bilirubin in the urine. This condition is usually accompanied by yellowing of the stool. You need to go to the hospital for liver function tests and liver ultrasound to clarify whether there is biliary obstruction. In short, the baby’s yellow urine should be analyzed for specific reasons. Most of them are caused by fire, which can be relieved by drinking more water, but if the symptoms continue to worsen, you must go to the hospital for systematic treatment.