Cucumber

Potassium: LowerPhosphorus: LowerSodium: Lower

The bottom line

Mostly water, very low in minerals — a free-feeling crunchy extra on any kidney plate (but remember it counts toward fluid).

A healthier swap

No swap needed — just do not let it become pickles, which flip the sodium rating to high.

Understand the nutrients

Frequently asked questions

Does cucumber count as fluid?

In strict fluid counting, very juicy foods contribute; a few slices are negligible, but large amounts of any watery food are part of the day's fluid picture your team may ask about.

These pages are general education about eating with kidney disease, dialysis or a kidney transplant. They are not medical advice and do not replace your own care plan. Kidney diets are individual: what is right for you depends on your stage, your blood tests, your medicines and your other conditions. Always talk to your care team or renal dietitian before changing what you eat, and never stop or change a medicine because of something you read here.