Drink more water but the urine is still yellow, possible reasons: 1, urine under normal circumstances on the performance of light yellow, so the normal color will be with a certain light yellow or amber, not a disease condition, as long as the patient does not have any conscious symptoms, no urinary frequency, urinary urgency, painful urination, abnormal changes in urine volume, etc., there is no need to deal with, maintain a certain amount of water every day can be. 2, bilirubin metabolism abnormalities, such as the presence of hepatitis or biliary stones disease, the level of bilirubin in the body will increase, through the kidney excretion, always become yellow. For example, the presence of hepatitis or biliary stones can lead to an increase in the level of bilirubin in the body, and the level of bilirubin excreted through the kidneys will increase, and the urine will always become yellow, even if you drink more water, it will not return to its normal bright color, and it will show a deep yellow color. If you have a history of taking medication, such as vitamin B or having frequent, urgent, painful urination, you need to go to the hospital to rule out infection, and if you are taking medication, it is recommended to stop taking medication and then observe if the urine color is normal.