Calories in 3 Oz of Peanut Butter
3 oz of peanut butter (85 g) has 509 calories. That is 25% of a 2,000 calorie diet.
The calories come from 19 g of protein, 44 g of fat and 19 g of carbohydrates, a split of 14% protein, 72% fat and 14% carbs. For comparison, 2 oz of peanut butter has 339 and 4 oz of peanut butter has 678 calories. Burning 509 calories takes about 91 minutes of brisk walking or 41 minutes of running for a 155 lb adult, based on Harvard Health Publishing activity estimates.
Peanut Butter Calorie Calculator
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Peanut Butter calories by serving size
Common amounts of peanut butter with calories and macros. Tap a row for its full nutrition page.
Peanut Butter vs similar foods
Calories per 100 g compared with other nuts and seeds.
Peanut Butter: common questions
How many calories are in 3 oz of peanut butter?
3 oz of peanut butter weighs about 85 g and has 509 calories.
How much protein is in 3 oz of peanut butter?
3 oz of peanut butter has 19 g of protein, which is 38% of the 50 g Daily Value.
How many carbs are in 3 oz of peanut butter?
3 oz of peanut butter has 19 g of carbohydrates, including 4.3 g of fiber and 8.9 g of sugars.
How much peanut butter is 100 calories?
100 calories of peanut butter is 17 g, about 1 tbsp of peanut butter.
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Source: USDA FoodData Central, FNDDS 2021-2023. FDC ID 2707537. Original description: Peanut butter. Portion weights are USDA household measures.