CKD Daily Limit Impact
Based on CKD Stage 3-4 daily limits
🥦 Vegetables
Avoid
Fennel Bulb
Nutrition facts & CKD safety rating per 100gram serving
Serving Size
100.0 gram
Calories
31 kcal
Protein
1.2 g
Carbs
7.0 g
Fat
0.2 g
Phosphorus Learn more →
50 mg
Sodium Learn more →
52 mg
Potassium Learn more →
414 mg
Source & Notes
Imported from mediterranean-foods. USDA. Italian salad + roast.
Kidney-Friendly Alternatives
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Phosphorus33 mg
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Potassium223 mg
Frequently Asked Questions
Is Fennel Bulb safe for people with kidney disease?
Fennel Bulb is rated Avoid for CKD patients. Avoid or eat rarely if you have CKD. With 50.0mg phosphorus, 52.0mg sodium, and 414.0mg 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 Fennel Bulb?
A 100.0g serving of Fennel Bulb 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 Fennel Bulb?
Per 100.0g serving, Fennel Bulb provides 52mg of sodium — about 2% of the 2,300mg daily sodium limit recommended for kidney patients.
How much potassium is in Fennel Bulb?
Fennel Bulb contains 414mg of potassium per 100.0g serving, equivalent to about 21% of the daily 2,000mg potassium limit for CKD Stage 3-4 patients.
Can dialysis patients eat Fennel Bulb?
Dialysis patients have stricter mineral limits. Given Fennel Bulb 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.
More Vegetables
Last updated: May 24, 2026 · Data source: USDA FoodData Central & KDOQI guidelines