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CKD Daily Limit Impact
Based on CKD Stage 3-4 daily limits
🥩 Meat & Protein
Avoid
Natto
Nutrition facts & CKD safety rating per 100gram serving
Serving Size
100.0 gram
Calories
211 kcal
Protein
19.4 g
Carbs
12.7 g
Fat
11.0 g
Phosphorus Learn more →
174 mg
Sodium Learn more →
7 mg
Potassium Learn more →
729 mg
Source & Notes
USDA FNDDS (foodCode: 41420200)
Kidney-Friendly Alternatives
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Sodium38 mg
Potassium154 mg
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Potassium51 mg
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Phosphorus84 mg
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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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Last updated: April 18, 2026 · Data source: USDA FoodData Central & KDOQI guidelines