Is Tomatoes safe for kidney disease?

Based on CKD stage 3-4 daily limits, Tomatoes is rated Kidney-friendly - Potassium is the highest contributor at 10% of its limit. Ratings reflect public nutrition data only; individual cases should follow medical advice.

Why is Tomatoes rated Kidney-friendly?

Among phosphorus, sodium and potassium, Tomatoes's Potassium is highest (191 mg, 10% of daily limit), falling in the <15% band - hence the Kidney-friendly rating.

How much Potassium is in Tomatoes?

Data: 100 g of Tomatoes has Potassium 191 mg (10% of the 2,000 mg limit).

Is Tomatoes safe on a low-potassium diet?

Low-potassium question: Tomatoes falls below the 300 mg threshold (Potassium 191 mg per 100 g). Whether it fits depends on your daily potassium budget.

How does Tomatoes compare to other vegetables foods?

Next to other Vegetables options, Tomatoes carries less Potassium at 191 mg per 100 g. Use your own daily limits, not category labels, as the guide.

Tomatoes, red, ripe, canned, packed in tomato juice

Q: How much Potassium is in Tomatoes?

Data: 100 g of Tomatoes has Potassium 191 mg (10% of the 2,000 mg limit).

Q: Is Tomatoes safe on a low-potassium diet?

Low-potassium question: Tomatoes falls below the 300 mg threshold (Potassium 191 mg per 100 g). Whether it fits depends on your daily potassium budget.

Q: How does Tomatoes compare to other vegetables foods?

Next to other Vegetables options, Tomatoes carries less Potassium at 191 mg per 100 g. Use your own daily limits, not category labels, as the guide.

Per 100 g edible portion

Vegetables

Kidney-friendlyTomatoes scores Kidney-friendly across all three minerals - Potassium leads at 10% of its limit, far from any caution threshold.

Phosphorus / Sodium / Potassium (rating basis)

Phosphorus17 mg2%

Low

Sodium115 mg6%

Low

Potassium191 mg10%

Low

About this food

How to think about Vegetables: Tomatoes is worth a closer look - 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

The most striking number here is potassium (10%). For patients on potassium restriction, portion size and leaching are the two levers that matter for foods like Tomatoes.

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

A handy approach - Slice, boil and discard the water to remove roughly 30-50% of the potassium - a practical method for high-potassium vegetables.

Tomatoes, red, ripe, canned, packed in tomato juice

Phosphorus / Sodium / Potassium (rating basis)

About this food

Nutrient insight

Other nutrients

Practical tips

Related foods

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Frequently asked questions