Apple vs Blueberry: Which Is Better for Kidneys?

Q: Which has more potassium, apple or blueberry?

Per 100 g, apple contains 74 mg and blueberry contains 214 mg of potassium.

Q: Is apple or blueberry better for kidney disease?

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

Q: What is the main difference for a CKD diet?

The largest difference is potassium: apple sits at 4% of the daily limit versus 11% for blueberry. See each food page for the full mineral profile.

Comparing Apple and Blueberry per 100 g: Apple rates Kidney-friendly, while Blueberry rates Kidney-friendly under CKD stage 3-4 daily limits. The biggest gap is Potassium — Apple sits at 4% of the daily limit versus 11% for Blueberry.

Apple
Kidney-friendly Blueberry
Kidney-friendly

Phosphorus

5 mg

<1%

36 mg

Sodium

2 mg

<1%

3 mg

<1%

Potassium

74 mg

214 mg

11%

See Apple details See Blueberry details

Frequently asked questions

Which has more potassium, apple or blueberry?

Per 100 g, apple contains 74 mg and blueberry contains 214 mg of potassium.

Is apple or blueberry better for kidney disease?

Based on CKD stage 3-4 daily limits, apple is rated kidney-friendly and blueberry 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: apple sits at 4% of the daily limit versus 11% for blueberry. See each food page for the full mineral profile.