Foods high in sodium can make you very thirsty. Excess sodium may also increase blood pressure and contribute to fluid retention. For people on dialysis these are two reasons sodium is limited in the dialysis diet.聽For those with kidney failure, fluids are limited in their diets. Because kidneys are no longer able to remove fluids from the body, doctors will recommend how much fluid can be in the dialysis diet.聽In order to stick to the fluid restriction, sodium is limited to also limit thirst.聽Too much sodium has also been shown to increase blood pressure.聽Since most people with kidney disease have to take blood pressure medicine, limiting sodium聽is also recommended to help control blood pressure.聽Fluid overload related to eating聽too much sodium聽can聽make dialysis treatments聽uncomfortable because when too much fluid is attempted to be removed, blood pressure can drop causing cramps and an overall washed out feeling.聽聽聽Examples of high sodium foods聽to limit or avoid聽are frozen dinners; cured or processed meats, like ham, bologna, hot dogs, bacon and sausage; processed cheese; instant or canned soups; foods in a brine like pickles and olives; foods with salt on top, like chips, pretzels and crackers; and commercial rice and pasta mixes.
Why is sodium limited in the dialysis diet?

Additional Kidney Diet Resources
This article is for informational purposes only and is not a substitute for medical advice or treatment. Consult your physician and dietitian regarding your specific diagnosis, treatment, diet and health questions.
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