White foam floating in dog urine may be caused by a large amount of protein substances or sugar substances in dog urine. Dogs suffer from kidney diseases, such as chronic renal failure, glomerulonephritis, etc., which lead to protein absorption dysfunction, thereby increasing the content of protein substances in the urine. It is recommended to consult a doctor for medication.

Insulin dysfunction in dogs can lead to increased blood sugar, leading to severe diabetes. It is recommended to use insulin for treatment and pay attention to the dog's daily diet.