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White Rice vs Oatmeal: Which Is Better for Kidneys?

Side by side, White Rice (Kidney-friendly) and Oatmeal (Kidney-friendly) differ most in Phosphorus: White Rice has 43 mg, Oatmeal has 77 mg. The biggest gap is Phosphorus — White Rice sits at 4% of the daily limit versus 8% for Oatmeal.

White Rice
Kidney-friendly Oatmeal
Kidney-friendly
Phosphorus
43 mg
4%
77 mg
8%
Sodium
1 mg
<1%
4 mg
<1%
Potassium
35 mg
2%
70 mg
4%

About White Rice

White Rice belongs to the Grains & Starches category. Grains and starches are usually relatively low in potassium and phosphorus, making them a sensible base for a CKD diet. Watch whole-grain and some processed grain products, which can carry more phosphorus.

About Oatmeal

How to think about Grains & Starches: Oatmeal is worth a closer look - Grains and starches are usually relatively low in potassium and phosphorus, making them a sensible base for a CKD diet. Watch whole-grain and some processed grain products, which can carry more phosphorus.

Practical tips

A common practice is: Use refined grains as the base and treat whole grains by portion, since they carry more phosphorus. Worth remembering: Use refined grains as the base and treat whole grains by portion, since they carry more phosphorus.

See White Rice details See Oatmeal details

Frequently asked questions

Which has more phosphorus, white rice or oatmeal?

White Rice has 43 mg of Phosphorus per 100 g, compared with 77 mg in Oatmeal. Both numbers are measured against the same daily limit.

Is white rice or oatmeal better for kidney disease?

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

What is the difference between white rice and oatmeal for a CKD diet?

Mineral-wise, White Rice and Oatmeal differ most on Phosphorus (4% vs 8% of the daily limit). The full tables are on the two food pages.