Natto Nutrition Facts: Calories, Macros & Health Benefits
Summary: One cup (170g) of natto contains 359 calories, 33.0g protein, 21.6g carbs, and 18.7g fat. Natto is a good source of saturated fat, potassium, calcium.

Nutrition Facts — one cup (170g)
| Nutrient | Amount | % Daily Value |
|---|---|---|
| Calories | 359 kcal | 18% |
| Protein | 33.0g | 66% |
| Carbohydrates | 21.6g | 8% |
| Total Fat | 18.7g | 24% |
| Fiber | 9.2g | 33% |
| Sugar | 8.3g | -- |
| Saturated Fat | 2.7g | 14% |
| Sodium | 11.9mg | 1% |
| Potassium | 1239.3mg | 26% |
| Calcium | 368.9mg | 28% |
| Iron | 14.6mg | 81% |
| Magnesium | 195.5mg | 47% |
| Zinc | 5.2mg | 47% |
| Vitamin C | 22.1mg | 25% |
| Vitamin B6 | 0.22mg | 13% |
| Folate | 13.6mcg | 3% |
| Vitamin K | 39.3mcg | 33% |
| Phosphorus | 295.8mg | 24% |
Is Natto Good for You?
Natto provides 359 calories per cup (170g) with 33.0g of protein, 21.6g of carbohydrates, and 18.7g of fat. It is a source of saturated fat (14% dv), potassium (26% dv), calcium (28% dv).
Key Health Benefits of Natto
- Good source of saturated fat (14% dv)
- Good source of potassium (26% dv)
- Good source of calcium (28% dv)
- Good source of iron (81% dv)
- Good source of magnesium (47% dv)
- Contains 9.2g of dietary fiber per serving
- Provides 33.0g of protein per serving
Frequently Asked Questions
How many calories is in natto?
One cup (170g) of natto contains 359 calories.
How much protein is in natto?
One cup (170g) of natto provides 33.0g of protein.
Is natto vegetarian?
Yes, natto is suitable for vegetarian diets.
Is natto vegan?
Yes, natto is completely plant-based and vegan-friendly.
Is natto gluten-free?
Yes, natto is naturally gluten-free.
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Nutrition data sourced from USDA FoodData Central. Track natto and thousands of other foods with the Gram app.