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U.S. DEPARTMENT OF HEALTH AND HUMAN SERVICES

Improving the understanding, detection, and management of kidney disease.

Tips for People with Chronic Kidney Disease - Potassium (Fact Sheet)

What Is Potassium?

Potassium is a mineral that helps your nerves and muscles work the right way.

Why Is Potassium Important for People with CKD?

In some people with CKD, the kidneys may not remove extra potassium from the blood. Some medicines also can raise your potassium level. Your food choices can help you lower your potassium level.

How Do I Know My Potassium Is High?

People often do not feel any different when their potassium is high. Your health care provider will check the level of potassium in your blood and the medicines you take. The level of potassium in your blood should be between 3.5 and 5.0. (Normal range may vary.)

How Do I Lower Potassium in My Diet?

Eat these foods:

Instead of these foods:

Fruits and Vegetables Lower in Potassium (200 mg or less*)

Fruits:

Vegetables:

Fruits and Vegetables Higher in Potassium (More than 200 mg*)

Fruits:

Vegetables:

*Potassium level is based on one serving. One serving of fruit is one small piece; ½ cup fresh, canned, or cooked fruit; ¼ cup dried fruit; or ½ cup juice. One serving of vegetables is ½ cup fresh or cooked vegetables, 1 cup raw leafy vegetables, or ½ cup juice.

Tips for People with Chronic Kidney Disease - Potassium (Fact Sheet)

Also available in Spanish.

Page last updated: February 6, 2013