toilet does not automatically mean that you have kidney disease.
Urine can look different depending on hydration, the force of urination, the toilet itself, and other temporary factors.
The key issue is whether the change is persistent.
The Bottom Line
Foamy urine can have many different causes.
Sometimes it is completely harmless and may simply result from rapid urination, concentrated urine, dehydration, or cleaning products in the toilet.
However, frequent or persistent foam can sometimes be associated with proteinuria, kidney problems, diabetes, urinary infections, or other health conditions.
The most