Urine has a sweet taste and especially yellow advice should be a routine urine test, urine has a sweet taste to pay attention to whether there is urine sugar in the urine, diabetic patients kidney permeability becomes larger, there is a large amount of sugar discharged will have a positive urine sugar, urine will have a sweet taste but also especially yellow; but also to pay attention to whether there is a concentration of urine, after the concentration of urine after the discharged urine sugar may have a sweet taste, and especially yellow. It is recommended to drink more water, diabetic patients should be appropriate diet control, do not consume too much sugar, effective, regular use of hypoglycemic drugs urine will not have a sweet taste, and not particularly yellow, be sure to drink more water.