How to Help Renal Failure People Get Rid of Bad Taste and Smell

Bad taste and smell is commonly seen among people with renal failure. If these problems occur, nothing tastes good—not even water. It can cause poor appetite and make them immerse in bad mood. Why do renal failure patients have bad taste and smell and how to help them get rid of these problems?

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How does kidney failure cause bad taste in mouth?

Kidney failure is a medical condition in which kidneys can not function properly. Kidneys help us discharge wastes from our body and one of the wastes is urea nitrogen, the end produce of protein metabolism. Once kidney failure is formed, urea nitrogen can not be discharged timely and fully. They build up in the blood, leading to high blood urea nitrogen (BUN). This is the reason why people with kidney failure usually have high BUN.

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Bacterium in intestines and stomach break down and therefore produce ammonia. Ammonia stimulate intestinal mucosa and make patients have a strange taste in their mouth. Therefore, bad taste in mouth has close relationship with blood urea nitrogen level.

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How to get rid of bad taste and smell in renal failure?

Bad taste in mouth can make food taste different and cause bad breath. In serious cases, the bad taste may make patients throw up. Therefore, taking some measures to remit this symptom is very helpful for kidney failure patients.

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1. Pay more attention to dental hygiene. You should brush teeth at least twice a day in the morning after getting up and again before going to bed. Also they should garble with mouthwash after brushing to kill any remaining bacteria.

2. You should always carry gum. It can help relieve the bad taste and smell.


3. Usually, once people with renal failure start dialysis, they will no longer have the issues. Dialysis can clear metabolic wastes, thus relieving bad taste and smell.