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Grapefruit juice, pink, raw

Per 100 g edible portion
Fruits
Kidney-friendlyGrapefruit juice scores Kidney-friendly across all three minerals - Potassium leads at 8% of its limit, far from any caution threshold.

Phosphorus / Sodium / Potassium (rating basis)

Phosphorus15 mg2%
Low
Sodium1 mg<1%
Low
Potassium162 mg8%
Low

About this food

How to think about Fruits: Grapefruit juice is worth a closer look - Potassium levels vary widely across fruits - apples and berries are low-potassium, kidney-friendly picks, while bananas and avocados are high and need portion control. The natural sugar in fruit is usually not the issue; potassium is.

Nutrient insight

The most striking number here is potassium (8%). For patients on potassium restriction, portion size and leaching are the two levers that matter for foods like Grapefruit juice.

Other nutrients

Protein0.5 gNot part of rating
Alcohol0 gAlcohol-free
PurineNo dataNot rated · reference for those with high uric acid
OxalateNo dataNot rated · reference for those with kidney stones
Phosphorus source: Natural plant source (lower absorption) · Potassium form: Processed or concentrated

Practical tips

A handy approach - For high-potassium fruits, portion control is the main lever - for example, half a banana instead of a whole one.

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Related guides

FruitsKidney-friendly foodsHigh fiber foodsLow sodium foods

Frequently asked questions

Is Grapefruit juice safe for kidney disease?

Grapefruit juice is rated Kidney-friendly: Potassium is 8% of the CKD stage 3-4 limit, the highest item. Individual needs should be discussed with your healthcare team.

Why is Grapefruit juice rated Kidney-friendly?

Grapefruit juice's Potassium content (162 mg) equals 8% of the limit, sitting in the <15% band - that is why it rates Kidney-friendly.

How much Potassium is in Grapefruit juice?

Data: 100 g of Grapefruit juice has Potassium 162 mg (8% of the 2,000 mg limit).

Is Grapefruit juice safe on a low-potassium diet?

Low-potassium question: Grapefruit juice falls below the 300 mg threshold (Potassium 162 mg per 100 g). Whether it fits depends on your daily potassium budget.

How does Grapefruit juice compare to other fruits foods?

Next to other Fruits options, Grapefruit juice carries less Potassium at 162 mg per 100 g. Use your own daily limits, not category labels, as the guide.