Foamy urine causes can range from benign to serious conditions. Occasionally, urine may appear foamy due to rapid urination or dehydration. However, persistent foaminess could indicate proteinuria, a condition where excess protein leaks into the urine due to kidney issues. This can be an early sign of kidney disease, especially in individuals with diabetes or high blood pressure. Othe... https://blackdoctor.org/foamy-urine-symptoms-kidney/