Sweet Potato vs Cabbage: Which Is Better for Kidneys?

Side by side, Sweet Potato (Moderate) and Cabbage (Kidney-friendly) differ most in Potassium: Sweet Potato has 409 mg, Cabbage has 196 mg. Cabbage carries the lighter mineral load overall, driven mainly by Potassium (10% vs 20% of the limit).

Sweet Potato
Moderate Cabbage
Kidney-friendly

Phosphorus

59 mg

33 mg

Sodium

146 mg

255 mg

13%

Potassium

409 mg

20%

196 mg

10%

See Sweet Potato details See Cabbage details

Frequently asked questions

Which has more potassium, sweet potato or cabbage?

Per 100 g, sweet potato contains 409 mg and cabbage contains 196 mg of potassium.

Is sweet potato or cabbage better for kidney disease?

Based on CKD stage 3-4 daily limits, sweet potato is rated moderate and cabbage is rated kidney-friendly. Ratings reflect mineral load per 100 g only — individual advice should come from your healthcare team.

What is the main difference for a CKD diet?

The largest difference is potassium: cabbage sits at 10% of the daily limit versus 20% for sweet potato. See each food page for the full mineral profile.