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Home Food Comparisons Tomato vs Zucchini: Which Is Better for Kidneys?

Tomato vs Zucchini: Which Is Better for Kidneys?

Side by side, Tomato (Kidney-friendly) and Zucchini (Kidney-friendly) differ most in Phosphorus: Tomato has 24 mg, Zucchini has 38 mg. The biggest gap is Phosphorus — Tomato sits at 2% of the daily limit versus 4% for Zucchini.

Tomato
Kidney-friendly
Zucchini
Kidney-friendly
Phosphorus
24 mg
2%
38 mg
4%
Sodium
5 mg
<1%
8 mg
<1%
Potassium
237 mg
12%
261 mg
13%

About Tomato

Tomato 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.

About Zucchini

For Vegetables, Zucchini is a typical example. 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.

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. 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.

See Tomato details See Zucchini details

Frequently asked questions

Which has more phosphorus, tomato or zucchini?

Tomato has 24 mg of Phosphorus per 100 g, compared with 38 mg in Zucchini. Both numbers are measured against the same daily limit.

Is tomato or zucchini better for kidney disease?

The ratings are Kidney-friendly for Tomato and Kidney-friendly for Zucchini at stage 3-4 limits. Neither rating is a personal recommendation — it is a data comparison.

What is the difference between tomato and zucchini for a CKD diet?

Mineral-wise, Tomato and Zucchini differ most on Phosphorus (2% vs 4% of the daily limit). The full tables are on the two food pages.