Kidney-friendlyFrom a daily-limit view, Sweet potato lands in the Kidney-friendly band: Potassium is highest at 10%, still comfortably low.
Phosphorus / Sodium / Potassium (rating basis)
Phosphorus52 mg5%
Low
Sodium75 mg4%
Low
Potassium210 mg10%
Low
About this food
For Vegetables, Sweet potato is a typical example. 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
Sweet potato's potassium is the top contributor (10% of its limit), so its potassium density deserves attention. In CKD stage 3-4 the kidneys clear potassium less well - control portions, and peeling, slicing or boiling can help.
Other nutrients
Protein2 gNot part of rating
Fiber1.7 gBeneficial for CKD (core plant-based nutrient)
Combining phosphorus, sodium and potassium, Sweet potato falls in the Kidney-friendly tier, with Potassium (10%) contributing the most. Plan meals with your doctor's guidance.
Why is Sweet potato rated Kidney-friendly?
The deciding factor is Potassium: 210 mg, 10% of the limit, in the <15% band - so Sweet potato is rated Kidney-friendly.
How much Potassium is in Sweet potato?
Per 100 g, Sweet potato contains Potassium 210 mg, which is 10% of the CKD stage 3-4 daily limit (2,000 mg).
Is Sweet potato safe on a low-potassium diet?
On a low-potassium diet, Sweet potato falls below the 300 mg per 100 g reference point, providing 210 mg of Potassium. Treat this as a reference - your stage and labs decide the real target.
How does Sweet potato compare to other vegetables foods?
Compared with the typical Vegetables food, Sweet potato has less Potassium - 210 mg per 100 g on record. Ratings on this site always use the food's own measured values.