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Potatoes, microwaved, cooked, in skin, skin with salt

Per 100 g edible portion
Vegetables
Higher riskBased on CKD stage 3-4 daily limits, Potatoes is rated Higher risk - Potassium exceeds 32% of its limit, past the 30% warning line.

Phosphorus / Sodium / Potassium (rating basis)

Phosphorus82 mg8%
Low
Sodium252 mg13%
Low
Potassium650 mg32%
High

About this food

Potatoes 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

Potassium at 32% is the main consideration. Concentrated forms such as juice and dried fruit absorb faster; whole foods are gentler.

Other nutrients

Protein4.4 gNot part of rating
Fiber5.5 gBeneficial for CKD (core plant-based nutrient)
Alcohol0 gAlcohol-free
PurineNo dataNot rated · reference for those with high uric acid
Oxalate34 mgLow oxalateNot rated · category estimate
Phosphorus source: Natural plant source (lower absorption) · Potassium form: Whole food

Practical tips

A common practice is: 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

VegetablesHigher risk foodsLow potassium foodsLow sodium foods

Frequently asked questions

Is Potatoes safe for kidney disease?

Combining phosphorus, sodium and potassium, Potatoes falls in the Higher risk tier, with Potassium (32%) contributing the most. Plan meals with your doctor's guidance.

Why is Potatoes rated Higher risk?

The deciding factor is Potassium: 650 mg, 32% of the limit, in the >30% band - so Potatoes is rated Higher risk.

How much Potassium is in Potatoes?

Per 100 g, Potatoes provides Potassium 650 mg, compared with the CKD stage 3-4 limit of 2,000 mg (32%).

Is Potatoes safe on a low-potassium diet?

On a low-potassium plan, Potatoes exceeds the 300 mg reference, showing 650 mg of Potassium per 100 g. Individual targets vary by CKD stage and lab results.

How does Potatoes compare to other vegetables foods?

Within Vegetables, Potatoes ranks more on Potassium (650 mg per 100 g) than the group average. Individual needs still decide what fits your plan.