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Corn, sweet, yellow, frozen, kernels, cut off cob, boiled, drained, with salt

Per 100 g edible portion
Vegetables
Kidney-friendlyCorn is rated Kidney-friendly. Of phosphorus, sodium and potassium, Sodium is highest (12%), all below 15% of limits.

Phosphorus / Sodium / Potassium (rating basis)

Phosphorus79 mg8%
Low
Sodium245 mg12%
Low
Potassium233 mg12%
Low

About this food

Corn sits in the Vegetables group. 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

Sodium at 12% stands out. For patients with high blood pressure or swelling, foods like this need extra caution.

Other nutrients

Protein2.5 gNot part of rating
Fiber2.4 gBeneficial for CKD (core plant-based nutrient)
Sugar (total)3.1 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?

Corn is rated Kidney-friendly: Sodium is 12% of the CKD stage 3-4 limit, the highest item. Individual needs should be discussed with your healthcare team.

Why is Corn rated Kidney-friendly?

Corn's Sodium content (245 mg) equals 12% of the limit, sitting in the <15% band - that is why it rates Kidney-friendly.

How much Sodium is in Corn?

Corn's Sodium content is 245 mg per 100 g - 12% 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 233 mg. Always verify against your own daily limit.

How does Corn compare to other vegetables foods?

How does Corn compare within Vegetables? Its Sodium (245 mg per 100 g) is more than the category average. The rating below is calculated from this food's own data.