Calories in 100g of Walnuts
100g of walnuts (100 g) has 500 calories. That is 25% of a 2,000 calorie diet.
The calories come from 8.3 g of protein, 36 g of fat and 48 g of carbohydrates, a split of 6% protein, 59% fat and 35% carbs. For comparison, 50g of walnuts has 250 and 150g of walnuts has 750 calories. Burning 500 calories takes about 89 minutes of brisk walking or 40 minutes of running for a 155 lb adult, based on Harvard Health Publishing activity estimates.
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Walnuts calories by serving size
Common amounts of walnuts with calories and macros. Tap a row for its full nutrition page.
Walnuts vs similar foods
Calories per 100 g compared with other nuts and seeds.
Walnuts: common questions
How many calories are in 100g of walnuts?
100g of walnuts weighs about 100 g and has 500 calories.
How much protein is in 100g of walnuts?
100g of walnuts has 8.3 g of protein, which is 17% of the 50 g Daily Value.
How many carbs are in 100g of walnuts?
100g of walnuts has 48 g of carbohydrates, including 3.6 g of fiber and 32 g of sugars.
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Source: USDA FoodData Central, SR Legacy. FDC ID 170593. Original description: Nuts, walnuts, glazed. Portion weights are USDA household measures.