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Seaweed, agar, raw

Per 100 g edible portion
Vegetables
Kidney-friendlySeaweed receives a Kidney-friendly rating. Among phosphorus, sodium and potassium, Potassium is highest at 11%, yet stays under the 15% line.

Phosphorus / Sodium / Potassium (rating basis)

Phosphorus5 mg<1%
Low
Sodium9 mg<1%
Low
Potassium226 mg11%
Low

About this food

In a CKD diet, Vegetables deserve attention: Seaweed - Vegetables are a key source of fiber and vitamins and are beneficial in CKD. Some are high in potassium, but slicing, boiling and discarding the water can remove about 30-50% of the potassium - a practical step.

Nutrient insight

From the potassium angle (11%), how much Seaweed fits depends on your latest lab values - this site only presents the data.

Other nutrients

Protein0.5 gNot part of rating
Fiber0.5 gBeneficial for CKD (core plant-based nutrient)
Sugar (total)0.3 gNatural sugar
Alcohol0 gAlcohol-free
Purine89.5 mgModerate purineNot rated · category estimate
Oxalate10 mgLow oxalateNot rated · exact match
Phosphorus source: Natural plant source (lower absorption) · Potassium form: Whole food

Practical tips

Worth remembering: Slice, boil and discard the water to remove roughly 30-50% of the potassium - a practical method for high-potassium vegetables.

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Related guides

VegetablesKidney-friendly foodsHigh fiber foodsLow sodium foods

Frequently asked questions

Is Seaweed safe for kidney disease?

Combining phosphorus, sodium and potassium, Seaweed falls in the Kidney-friendly tier, with Potassium (11%) contributing the most. Plan meals with your doctor's guidance.

Why is Seaweed rated Kidney-friendly?

The deciding factor is Potassium: 226 mg, 11% of the limit, in the <15% band - so Seaweed is rated Kidney-friendly.

How much Potassium is in Seaweed?

On a per-100 g basis, Seaweed contains Potassium 226 mg, or 11% of the 2,000 mg daily limit.

Is Seaweed safe on a low-potassium diet?

For a potassium-watching diet, Seaweed falls below the 300 mg per 100 g marker (Potassium 226 mg). The safest step is checking this against your own lab-based limit.

How does Seaweed compare to other vegetables foods?

Measured against other Vegetables foods, Seaweed is less in Potassium (226 mg per 100 g) than the category average - data-only, never a prescription.