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Corn and CKD: Potassium, Phosphorus & Sodium Reference

Kidney-friendly Based on CKD stage 3-4 daily limits

Based on the daily limits this site uses, Corn lands in the Kidney-friendly tier. Corn receives a Kidney-friendly rating. Among phosphorus, sodium and potassium, Potassium is highest at 11%, yet stays under the 15% line.

About Corn

In a CKD diet, Vegetables deserve attention: Corn - 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

Potassium is the highest of the three at 11%. With reduced kidney function, blood potassium can rise, so spread high-potassium foods across the day rather than in one large serving.

Phosphorus / Sodium / Potassium per 100 g

Phosphorus77 mg8%
Low
Sodium1 mg<1%
Low
Potassium218 mg11%
Low

Practical tips

How to eat it more safely: Slice, boil and discard the water to remove roughly 30-50% of the potassium - a practical method for high-potassium vegetables.

See the full Corn food page →

Lower-risk alternatives

Tree fernK 5 / P 4 mg
Tree fernK 5 / P 4 mg
ButterburK 12 / P 4 mg

Related questions

Is corn safe for kidney disease?

Corn is rated Kidney-friendly for CKD stage 3-4 — the highest mineral is Potassium at 11% of the daily limit. Data is for reference; individual cases should follow medical advice.

Can kidney patients eat corn?

Corn is rated Kidney-friendly for CKD stage 3-4 — the highest mineral is Potassium at 11% of the daily limit. Data is for reference; individual cases should follow medical advice.

Is corn good for kidneys?

Corn is rated Kidney-friendly for CKD stage 3-4 — the highest mineral is Potassium at 11% of the daily limit. Data is for reference; individual cases should follow medical advice.

Is corn bad for kidneys?

Corn is rated Kidney-friendly for CKD stage 3-4 — the highest mineral is Potassium at 11% of the daily limit. Data is for reference; individual cases should follow medical advice.