It is normal for some people to have a urine odor that smells like the food they eat, while the rotten apple odor suggests diabetic ketoacidosis. In general, when normal people eat garlic, onions, durian, urine may have a food odor. Urine is the body’s metabolic products, containing food odor is a normal phenomenon, but more in the stop intake after the taste disappears. If the urine or breath smells like rotten apples, then be alert to diabetic ketoacidosis, the patient will appear to drink more, eat more, urinate more and other symptoms. Clinical based on the smell of urine, but also preliminary diagnosis of the type of disease, such as ammonia odor suggests cystitis, urinary retention, rotting fishy smell common in purulent pyelonephritis and so on. Urethritis, nephrotic syndrome, acute glomerulonephritis can also lead to some patients with abnormal urine odor. When the urine odor is abnormal, you should consult a doctor for urine routine, urine culture and other related examinations, in order to clarify whether the disease. It is recommended that people drink more water in their daily life to promote the elimination of harmful substances from the body through urine. If there is any discomfort, it is recommended to consult a doctor in time.