Urine foam but drink more water is no longer can be divided into physiological factors and pathological factors. 1. Physiological factors: If you eat more food containing B vitamins, such as carrots, oranges, pumpkin, papaya, etc., can also appear yellow urine with foam. Drinking more water will disappear and the symptoms can be relieved. Because of the vitamin B in the food, with the urinary excretion, will be manifested in yellow urine with foam. At this time, do not worry too much, stop eating can be. 2. Pathological factors: when the urinary system is infected, can be manifested as hematuria or pus urine, accompanied by frequent urination, urinary pain and other symptoms. The urine is yellow and foamy, and even red and cloudy. At this time, drink more water, more urination, help to promote the dissipation of inflammation, can also be effective in alleviating the symptoms of yellow urine with foam. This symptom alone is not enough to diagnose the disease, and may be caused by other factors. It is recommended that the patient consult a doctor in a timely manner to clarify the cause of the disease and provide targeted treatment.