Kohlrabi (Su Hao) — kidney-friendly food

CKD Daily Limit Impact

Phosphorus

Sodium

Potassium

18%

Based on CKD Stage 3-4 daily limits

🥦 Vegetables Avoid

Kohlrabi (Su Hao)

Q: Is Kohlrabi (Su Hao) safe for people with kidney disease?

Kohlrabi (Su Hao) is rated Avoid for CKD patients. Avoid or eat rarely if you have CKD. With 46.0mg phosphorus, 20.0mg sodium, and 350.0mg potassium per 100.0g serving, it is best avoided or eaten only on special occasions. Always confirm with your nephrologist or renal dietitian.

Q: How much phosphorus is in Kohlrabi (Su Hao)?

A 100.0g serving of Kohlrabi (Su Hao) contains 46mg of phosphorus, which is approximately 5% of the recommended 1,000mg daily limit for CKD Stage 3-4 patients.

Q: How much sodium is in Kohlrabi (Su Hao)?

Per 100.0g serving, Kohlrabi (Su Hao) provides 20mg of sodium — about 1% of the 2,300mg daily sodium limit recommended for kidney patients.

Q: How much potassium is in Kohlrabi (Su Hao)?

Kohlrabi (Su Hao) contains 350mg of potassium per 100.0g serving, equivalent to about 18% of the daily 2,000mg potassium limit for CKD Stage 3-4 patients.

Nutrition facts & CKD safety rating per 100gram serving

Serving Size 100.0 gram

5gram ← drag to adjust → 500gram

Calories

27 kcal

Protein

1.7 g

Carbs

6.0 g

Fat

0.1 g

Phosphorus Learn more →

46 mg

5% of 1,000mg daily CKD limit

Sodium Learn more →

20 mg

1% of 2,300mg daily CKD limit

Potassium Learn more →

350 mg

18% of 2,000mg daily CKD limit

Verdict: Avoid for CKD

Kohlrabi (Su Hao) contains levels that significantly exceed CKD-friendly thresholds. Avoid this food regularly. If you must eat it (e.g., on a special occasion), keep portions tiny and adjust the rest of your day accordingly.

Always confirm with your nephrologist or renal dietitian — individual CKD stages and lab values vary.

Source & Notes

Vietnamese expansion. USDA. Northern VN soup vegetable.

Kidney-Friendly Alternatives

Looking for safer choices in Vegetables? Try these instead:

Safe

Chayote (Christophine)

Hairy Gourd — Mao Gua

Prune Prune With Pulp Juice

Frequently Asked Questions

Is Kohlrabi (Su Hao) safe for people with kidney disease?

Kohlrabi (Su Hao) is rated Avoid for CKD patients. Avoid or eat rarely if you have CKD. With 46.0mg phosphorus, 20.0mg sodium, and 350.0mg 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 Kohlrabi (Su Hao)?

A 100.0g serving of Kohlrabi (Su Hao) contains 46mg of phosphorus, which is approximately 5% of the recommended 1,000mg daily limit for CKD Stage 3-4 patients.

How much sodium is in Kohlrabi (Su Hao)?

Per 100.0g serving, Kohlrabi (Su Hao) provides 20mg of sodium — about 1% of the 2,300mg daily sodium limit recommended for kidney patients.

How much potassium is in Kohlrabi (Su Hao)?

Kohlrabi (Su Hao) contains 350mg of potassium per 100.0g serving, equivalent to about 18% of the daily 2,000mg potassium limit for CKD Stage 3-4 patients.

Can dialysis patients eat Kohlrabi (Su Hao)?

Dialysis patients have stricter mineral limits. Given Kohlrabi (Su Hao) 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.