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Corn, sweet, yellow, frozen, kernels on cob, cooked, boiled, drained, without salt

Per 100 g edible portion
Vegetables
Kidney-friendlyMeasured against KDIGO/KDOQI daily limits, Corn is Kidney-friendly: even its highest mineral, Potassium, reaches only 13% of the limit.

Phosphorus / Sodium / Potassium (rating basis)

Phosphorus75 mg8%
Low
Sodium4 mg<1%
Low
Potassium251 mg13%
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

From the potassium angle (13%), how much Corn fits depends on your latest lab values - this site only presents the data.

Other nutrients

Protein3.1 gNot part of rating
Fiber2.8 gBeneficial for CKD (core plant-based nutrient)
Sugar (total)3.6 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

Worth remembering: 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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Related guides

VegetablesKidney-friendly foodsHigh fiber foodsLow sodium foods

Frequently asked questions

Is Corn safe for kidney disease?

Combining phosphorus, sodium and potassium, Corn falls in the Kidney-friendly tier, with Potassium (13%) contributing the most. Plan meals with your doctor's guidance.

Why is Corn rated Kidney-friendly?

The deciding factor is Potassium: 251 mg, 13% of the limit, in the <15% band - so Corn is rated Kidney-friendly.

How much Potassium is in Corn?

On a per-100 g basis, Corn contains Potassium 251 mg, or 13% of the 2,000 mg daily limit.

Is Corn safe on a low-potassium diet?

For a potassium-watching diet, Corn falls below the 300 mg per 100 g marker (Potassium 251 mg). The safest step is checking this against your own lab-based limit.

How does Corn compare to other vegetables foods?

Measured against other Vegetables foods, Corn is less in Potassium (251 mg per 100 g) than the category average - data-only, never a prescription.