CKD Daily Limit Impact

Phosphorus

17%

Sodium

Potassium

36%

Based on CKD Stage 3-4 daily limits

Meat & Protein Avoid

Natto

Q: Is Natto safe for people with kidney disease?

Natto is rated Avoid for CKD patients. Avoid or eat rarely if you have CKD. With 174.0mg phosphorus, 7.0mg sodium, and 729.0mg 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 Natto?

A 100.0g serving of Natto contains 174mg of phosphorus, which is approximately 17% of the recommended 1,000mg daily limit for CKD Stage 3-4 patients.

Q: How much sodium is in Natto?

Per 100.0g serving, Natto provides 7mg of sodium — about 0% of the 2,300mg daily sodium limit recommended for kidney patients.

Q: How much potassium is in Natto?

Natto contains 729mg of potassium per 100.0g serving, equivalent to about 36% 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

211 kcal

Protein

19.4 g

Carbs

12.7 g

Fat

11.0 g

Phosphorus Learn more →

174 mg

17% of 1,000mg daily CKD limit

Sodium Learn more →

7 mg

0% of 2,300mg daily CKD limit

Potassium Learn more →

729 mg

36% of 2,000mg daily CKD limit

Verdict: Avoid for CKD

Natto 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

USDA FNDDS (foodCode: 41420200)

Kidney-Friendly Alternatives

Looking for safer choices in Meat & Protein? Try these instead:

Safe

Creamy Cinnamon Creamy Cinnamon Flavored Swirl

Soft Serve Chocolate Frozen Yogurt

Banana Cream Pie Fat Free Light Yogurt

Classic French Vanilla Classic French Vanilla Flavor High Protein Nutritional Drink

Phosphorus105 mg

Sodium84 mg

Potassium169 mg

Frequently Asked Questions

Is Natto safe for people with kidney disease?

Natto is rated Avoid for CKD patients. Avoid or eat rarely if you have CKD. With 174.0mg phosphorus, 7.0mg sodium, and 729.0mg 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 Natto?

A 100.0g serving of Natto contains 174mg of phosphorus, which is approximately 17% of the recommended 1,000mg daily limit for CKD Stage 3-4 patients.

How much sodium is in Natto?

Per 100.0g serving, Natto provides 7mg of sodium — about 0% of the 2,300mg daily sodium limit recommended for kidney patients.

How much potassium is in Natto?

Natto contains 729mg of potassium per 100.0g serving, equivalent to about 36% of the daily 2,000mg potassium limit for CKD Stage 3-4 patients.

Can dialysis patients eat Natto?

Dialysis patients have stricter mineral limits. Given Natto 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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