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Corn, yellow, whole kernel, frozen, microwaved

Per 100 g edible portion
Vegetables
Kidney-friendlyMeasured against KDIGO/KDOQI daily limits, Corn is Kidney-friendly: even its highest mineral, Potassium, reaches only 14% of the limit.

Phosphorus / Sodium / Potassium (rating basis)

Phosphorus95 mg10%
Low
Sodium4 mg<1%
Low
Potassium276 mg14%
Low

About this food

Corn is a common member of Vegetables. 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. This helps when choosing similar foods.

Nutrient insight

Corn's potassium reaches 14% of the limit - the leading item. Patients with normal blood potassium can eat moderate amounts; those with hyperkalemia should be more careful.

Other nutrients

Protein3.6 gNot part of rating
Fiber2.6 gBeneficial for CKD (core plant-based nutrient)
Sugar (total)3.4 gNatural sugar
Alcohol0 gAlcohol-free
Purine6.4 mgLow purineNot rated · category estimate
Oxalate1 mgLow oxalateNot rated · category estimate
Phosphorus source: Natural plant source (lower absorption) · Potassium form: Whole food

Practical tips

If you are managing mineral intake: Slice, boil and discard the water to remove roughly 30-50% of the potassium - a practical method for high-potassium vegetables.

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Frequently asked questions

Is Corn safe for kidney disease?

On a CKD stage 3-4 basis, Corn is Kidney-friendly, with risk mainly coming from Potassium (14%). Data is for reference and is not medical advice.

Why is Corn rated Kidney-friendly?

Simply put: among Corn's three minerals, Potassium is highest (276 mg, 14%), and by the tier rule (<15%) the result is Kidney-friendly.

How much Potassium is in Corn?

Corn's Potassium content is 276 mg per 100 g - 14% of the daily limit of 2,000 mg.

Is Corn safe on a low-potassium diet?

If you are on a potassium-restricted diet, Corn falls below 300 mg per 100 g - Potassium comes in at 276 mg. Always verify against your own daily limit.

How does Corn compare to other vegetables foods?

How does Corn compare within Vegetables? Its Potassium (276 mg per 100 g) is less than the category average. The rating below is calculated from this food's own data.