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Home Food Database Tomatoes

Tomatoes, red, ripe, canned, packed in tomato juice, no salt added

Per 100 g edible portion
Vegetables
Kidney-friendlyBased on CKD stage 3-4 daily limits, Tomatoes is rated Kidney-friendly - Potassium is the highest at 10% of its limit, still well below 15%.

Phosphorus / Sodium / Potassium (rating basis)

Phosphorus17 mg2%
Low
Sodium10 mg<1%
Low
Potassium191 mg10%
Low

About this food

Tomatoes 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

Tomatoes's potassium is the top contributor (10% of its limit), so its potassium density deserves attention. In CKD stage 3-4 the kidneys clear potassium less well - control portions, and peeling, slicing or boiling can help.

Other nutrients

Protein0.8 gNot part of rating
Fiber1.9 gBeneficial for CKD (core plant-based nutrient)
Sugar (total)2.5 gNatural sugar
Alcohol0 gAlcohol-free
Purine6.6 mgLow purineNot rated · category estimate
Oxalate9 mgLow oxalateNot rated · category estimate
Phosphorus source: Natural plant source (lower absorption) · Potassium form: Processed or concentrated

Practical tips

Practical tip: 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 Tomatoes safe for kidney disease?

On a CKD stage 3-4 basis, Tomatoes is Kidney-friendly, with risk mainly coming from Potassium (10%). Data is for reference and is not medical advice.

Why is Tomatoes rated Kidney-friendly?

Simply put: among Tomatoes's three minerals, Potassium is highest (191 mg, 10%), and by the tier rule (<15%) the result is Kidney-friendly.

How much Potassium is in Tomatoes?

Per 100 g, Tomatoes contains Potassium 191 mg, which is 10% of the CKD stage 3-4 daily limit (2,000 mg).

Is Tomatoes safe on a low-potassium diet?

On a low-potassium diet, Tomatoes falls below the 300 mg per 100 g reference point, providing 191 mg of Potassium. Treat this as a reference - your stage and labs decide the real target.

How does Tomatoes compare to other vegetables foods?

Compared with the typical Vegetables food, Tomatoes has less Potassium - 191 mg per 100 g on record. Ratings on this site always use the food's own measured values.