Calories in 500g of Natto
500g of natto (500 g) has 1055 calories. That is 53% of a 2,000 calorie diet.
The calories come from 97 g of protein, 55 g of fat and 63 g of carbohydrates, a split of 34% protein, 44% fat and 22% carbs. For comparison, 300g of natto has 633 calories. Burning 1055 calories takes about 188 minutes of brisk walking or 85 minutes of running for a 155 lb adult, based on Harvard Health Publishing activity estimates.
Natto Calorie Calculator
Your meal
Add portions from any food page to build a meal total. It stays in this browser.
Natto calories by serving size
Common amounts of natto with calories and macros. Tap a row for its full nutrition page.
Natto vs similar foods
Calories per 100 g compared with other sauces and condiments.
Natto: common questions
How many calories are in 500g of natto?
500g of natto weighs about 500 g and has 1055 calories.
How much protein is in 500g of natto?
500g of natto has 97 g of protein, which is 194% of the 50 g Daily Value.
How many carbs are in 500g of natto?
500g of natto has 63 g of carbohydrates, including 27 g of fiber and 24 g of sugars.
How much natto is 100 calories?
100 calories of natto is 47 g, about 1/4 cup of natto.
More about natto
Amount for a target
Weights and conversions
Compare with
Source: USDA FoodData Central, FNDDS 2021-2023. FDC ID 2707440. Original description: Natto. Portion weights are USDA household measures.