CKD Daily Limit Impact
Based on CKD Stage 3-4 daily limits
Vegetables
Avoid
Purple Sweet Potato — Zi Shu
Nutrition facts & CKD safety rating per 100gram serving
Serving Size
100.0 gram
Calories
90 kcal
Protein
1.6 g
Carbs
21.0 g
Fat
0.1 g
Phosphorus Learn more →
50 mg
Sodium Learn more →
50 mg
Potassium Learn more →
320 mg
Source & Notes
Imported from chinese-foods. Higher antioxidants. K similar.
Kidney-Friendly Alternatives
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Frequently Asked Questions
Is Purple Sweet Potato — Zi Shu safe for people with kidney disease?
Purple Sweet Potato — Zi Shu is rated Avoid for CKD patients. Avoid or eat rarely if you have CKD. With 50.0mg phosphorus, 50.0mg sodium, and 320.0mg potassium per 100.0g serving, it is best avoided or eaten only on special occasions. Always confirm with your nephrologist or renal dietitian.
How much phosphorus is in Purple Sweet Potato — Zi Shu?
A 100.0g serving of Purple Sweet Potato — Zi Shu contains 50mg of phosphorus, which is approximately 5% of the recommended 1,000mg daily limit for CKD Stage 3-4 patients.
How much sodium is in Purple Sweet Potato — Zi Shu?
Per 100.0g serving, Purple Sweet Potato — Zi Shu provides 50mg of sodium — about 2% of the 2,300mg daily sodium limit recommended for kidney patients.
How much potassium is in Purple Sweet Potato — Zi Shu?
Purple Sweet Potato — Zi Shu contains 320mg of potassium per 100.0g serving, equivalent to about 16% of the daily 2,000mg potassium limit for CKD Stage 3-4 patients.
Can dialysis patients eat Purple Sweet Potato — Zi Shu?
Dialysis patients have stricter mineral limits. Given Purple Sweet Potato — Zi Shu is rated Avoid (Avoid or eat rarely if you have CKD), dialysis patients should consult their dietitian before consuming this food. Your dialysis team can give you personalised portion advice.
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Last updated: May 24, 2026 · Data source: USDA FoodData Central & KDOQI guidelines