Published on: 6/20/2025
What are the differences between causes of foamy urine and bubbly urine?
Foamy urine is often caused by protein in the urine, while bubbly urine can be due to rapid urination or harmless reasons like air in the toilet water.
Explanation
Foamy and bubbly urine can look similar but have different causes. Foamy urine is often linked to proteinuria, which is when there is too much protein in the urine. This can happen because of kidney problems. One study found that people notice foamy urine when they have proteinuria, and it can be a sign of kidney disease. Bubbly urine, on the other hand, might not mean anything serious. It can happen if you urinate quickly, causing air bubbles, or because of the way the toilet water swirls.
Key Points
- Foamy Urine: Usually because of protein in the urine (proteinuria). It might be due to kidney issues.
- Bubbly Urine: Often harmless, caused by fast urination or air bubbles.
Remember, if you notice changes in your urine, it is always a good idea to talk to a healthcare provider to find out what might be going on.
(References)
- Kang KK, Choi JR, Song JY, Han SW, Park SH, Yoo WS, et al. (2012). Clinical significance of subjective foamy urine. Chonnam medical journal, 23323222.
- Bellinghieri G, Savica V, & Santoro D. (2008). Renal alterations during exercise. Journal of renal nutrition : the official journal of the Council on Renal Nutrition of the National Kidney Foundation, 18089464.
- Ponticelli C, & Graziani G. (2012). Proteinuria after kidney transplantation. Transplant international : official journal of the European Society for Organ Transplantation, 22616794.
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