Calories in 1/2 Cup of Plain Popcorn
1/2 cup of plain popcorn (6 g) has 27 calories. That is 1% of a 2,000 calorie diet.
The calories come from 0.6 g of protein, 1.3 g of fat and 3.4 g of carbohydrates, a split of 8% protein, 42% fat and 49% carbs. For comparison, 1/4 cup of plain popcorn has 13 and 3/4 cup of plain popcorn has 40 calories. Burning 27 calories takes about 5 minutes of brisk walking or 2 minutes of running for a 155 lb adult, based on Harvard Health Publishing activity estimates.
Plain Popcorn Calorie Calculator
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Plain Popcorn calories by serving size
Common amounts of plain popcorn with calories and macros. Tap a row for its full nutrition page.
Plain Popcorn vs similar foods
Calories per 100 g compared with other snacks.
Plain Popcorn: common questions
How many calories are in 1/2 cup of plain popcorn?
1/2 cup of plain popcorn weighs about 6 g and has 27 calories.
How much protein is in 1/2 cup of plain popcorn?
1/2 cup of plain popcorn has 0.6 g of protein, which is 1% of the 50 g Daily Value.
How many carbs are in 1/2 cup of plain popcorn?
1/2 cup of plain popcorn has 3.4 g of carbohydrates, including 0.6 g of fiber and 0 g of sugars.
How much plain popcorn is 100 calories?
100 calories of plain popcorn is 21 g, about 2 cups of plain popcorn.
More about plain popcorn
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Weights and conversions
Source: USDA FoodData Central, FNDDS 2021-2023. FDC ID 2708232. Original description: Popcorn, ready-to-eat, plain. Portion weights are USDA household measures.