Peanut Butter vs Tofu: Which Is Better for Kidneys?

Q: Which has more phosphorus, peanut butter or tofu?

Per 100 g, Peanut Butter contains 335 mg of Phosphorus and Tofu contains 121 mg. The difference comes from Phosphorus load alone — see each food page for the other minerals.

Q: Is peanut butter or tofu better for kidney disease?

The ratings are Higher risk for Peanut Butter and Kidney-friendly for Tofu at stage 3-4 limits. Neither rating is a personal recommendation — it is a data comparison.

Q: What is the difference between peanut butter and tofu for a CKD diet?

Mineral-wise, Tofu and Peanut Butter differ most on Phosphorus (12% vs 34% of the daily limit). The full tables are on the two food pages.

Comparing Peanut Butter and Tofu per 100 g: Peanut Butter rates Higher risk, while Tofu rates Kidney-friendly under CKD stage 3-4 daily limits. If you are choosing between them, Tofu leaves more room in the daily allowance — the Phosphorus gap is 12% versus 34%.

Peanut Butter
Higher risk Tofu
Kidney-friendly

Phosphorus

335 mg

34%

121 mg

12%

Sodium

17 mg

<1%

12 mg

<1%

Potassium

558 mg

28%

148 mg

About Peanut Butter

How to think about Legumes & Nuts: Peanut Butter is worth a closer look - Legumes and nuts are typically high in both phosphorus and potassium, so they need care. Plant phosphorus absorbs at a lower rate (30-50%), so the real load is smaller than the numbers suggest.

About Tofu

Tofu (Legumes & Nuts). Legumes and nuts are typically high in both phosphorus and potassium, so they need care. Plant phosphorus absorbs at a lower rate (30-50%), so the real load is smaller than the numbers suggest. This is the same lens used for similar items.

Practical tips

A common practice is: Cook legumes and discard the water to lower some minerals; keep nuts to a small handful. A handy approach - Cook legumes and discard the water to lower some minerals; keep nuts to a small handful.

See Peanut Butter details See Tofu details

Frequently asked questions

Which has more phosphorus, peanut butter or tofu?

Per 100 g, Peanut Butter contains 335 mg of Phosphorus and Tofu contains 121 mg. The difference comes from Phosphorus load alone — see each food page for the other minerals.

Is peanut butter or tofu better for kidney disease?

The ratings are Higher risk for Peanut Butter and Kidney-friendly for Tofu at stage 3-4 limits. Neither rating is a personal recommendation — it is a data comparison.

What is the difference between peanut butter and tofu for a CKD diet?

Mineral-wise, Tofu and Peanut Butter differ most on Phosphorus (12% vs 34% of the daily limit). The full tables are on the two food pages.