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Tree fern, cooked, with salt

Per 100 g edible portion
Vegetables
Kidney-friendlyTree fern receives a Kidney-friendly rating. Among phosphorus, sodium and potassium, Sodium is highest at 12%, yet stays under the 15% line.

Phosphorus / Sodium / Potassium (rating basis)

Phosphorus4 mg<1%
Low
Sodium241 mg12%
Low
Potassium5 mg<1%
Low

About this food

In a CKD diet, Vegetables deserve attention: Tree fern - 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

Sodium leads at 12%. Cutting sodium is not only about the salt shaker - processed foods and sauces carry a lot of it.

Other nutrients

Protein0.3 gNot part of rating
Fiber3.7 gBeneficial for CKD (core plant-based nutrient)
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: Whole food

Practical tips

How to eat it more safely: 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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Frequently asked questions

Is Tree fern safe for kidney disease?

Based on CKD stage 3-4 daily limits, Tree fern is rated Kidney-friendly - Sodium is the highest contributor at 12% of its limit. Ratings reflect public nutrition data only; individual cases should follow medical advice.

Why is Tree fern rated Kidney-friendly?

Among phosphorus, sodium and potassium, Tree fern's Sodium is highest (241 mg, 12% of daily limit), falling in the <15% band - hence the Kidney-friendly rating.

How much Sodium is in Tree fern?

In every 100 g of Tree fern, Sodium is about 241 mg - roughly 12% of the daily limit (2,000 mg).

Is Tree fern safe on a low-potassium diet?

For people watching potassium, Tree fern falls below 300 mg per 100 g, with Potassium at 5 mg. Confirm your personal limit with your nephrologist or renal dietitian.

How does Tree fern compare to other vegetables foods?

Against the Vegetables average, Tree fern shows more Sodium (241 mg per 100 g). The tier shown here comes from its own numbers, not the category.