Natto is a plant-based protein source. It is a good source of protein, rich in dietary fiber, rich in calcium, a good source of iron, and rich in potassium.
Carbohydrates per cup (175g)
22.2
g% Daily Value
Per cup (175g)
8.6g
sugar
A serving of Natto (175g) contains 22.2g of carbohydrates, which is 8% of the recommended daily value based on a 2,000 calorie diet.
Carbohydrates are your body's main source of energy. They include sugars, starches, and fiber found in fruits, grains, and vegetables. When planning your meals, consider that natto is a low source of carbohydrates compared to other plant and based.
See how Natto compares to other plant and based foods.
per 100g
0.8g
per cup (230g)
57g
per cup (197g)
123.9g
per cup (262g)
3.4g
Source: USDA FoodData Central | FDC ID: 172443 | Last updated: 2026-04-06
All nutritional data on Food Index is sourced from official U.S. government databases and verified by nutrition experts at leading federal agencies.
Nutrient values from certified lab analysis
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Nutritional values are based on standard reference data and may vary slightly based on preparation methods, brands, and natural variation in foods. Always consult with a healthcare professional for personalized dietary advice.
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