Kidney-friendlyBased on CKD stage 3-4 daily limits, Corn is rated Kidney-friendly - Sodium is the highest at 14% of its limit, still well below 15%.
Phosphorus / Sodium / Potassium (rating basis)
Phosphorus64 mg6%
Low
Sodium272 mg14%
Low
Potassium186 mg9%
Low
About this food
Corn belongs to the Vegetables category. Vegetables are a key source of fiber and vitamins and are beneficial in CKD. Some are high in potassium, but slicing, boiling and discarding the water can remove about 30-50% of the potassium - a practical step.
Nutrient insight
From the sodium angle (14%), Corn must fit inside your daily sodium budget.
Other nutrients
Protein2.4 gNot part of rating
Fiber2 gBeneficial for CKD (core plant-based nutrient)
Corn scores Kidney-friendly on the phosphorus/sodium/potassium assessment, led by Sodium (14% of limit). This site presents data, not medical judgment.
Why is Corn rated Kidney-friendly?
The reason: Sodium (272 mg, 14%) is the most prominent of Corn's three minerals, at the <15% level, which maps to Kidney-friendly.
How much Sodium is in Corn?
Per 100 g, Corn provides Sodium 272 mg, compared with the CKD stage 3-4 limit of 2,000 mg (14%).
Is Corn safe on a low-potassium diet?
On a low-potassium plan, Corn falls below the 300 mg reference, showing 186 mg of Potassium per 100 g. Individual targets vary by CKD stage and lab results.
How does Corn compare to other vegetables foods?
Within Vegetables, Corn ranks more on Sodium (272 mg per 100 g) than the group average. Individual needs still decide what fits your plan.