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Unpopped popcorn calories

Unpopped popcorn, dry kernels, by weight
108kcal
1 ounce of kernels · 28 g, dry kernels, by weight
13%protein
3.6 gProtein
22 gCarbs
1.3 gFat
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Nutrition facts
Dry kernels, by weight · per 28 g
Calories108 kcal
Protein3.6 g
Carbohydrate22 g
Fat1.3 g
Saturated fat0.2 g
Cholesterol0 mg
Sodium2 mg
Potassium92 mg
Iron0.9 mg

Source: USDA FoodData Central

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Verified nutrition data

Numbers on this page come from USDA FoodData Central, the U.S. Department of Agriculture’s food composition database, and from manufacturer labels where a branded product is named. Last verified September 2026. How we verify our data →

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Calories per 100 g
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Unpopped popcorn FAQs
How many calories are in unpopped popcorn kernels?

About 108 calories in 1 oz of dry kernels (28 g), and 387 calories per 100 g.

Do kernels have the same calories as popped popcorn?

By weight yes, 387 calories per 100 g, because popping mainly changes the volume. A popped cup weighs only 8 g, so it is about 31 calories.

Is popcorn good for weight loss?

One popped cup from plain kernels is about 31 calories, and 100 g of kernels carries 14.5 g of fiber with 12.94 g of protein.

How much protein and carbs are in popcorn kernels?

Per 100 g there are 12.9 g of protein, 77.8 g of carbs (14.5 g of that fiber) and 4.5 g of fat. One ounce gives 3.6 g of protein and 21.8 g of carbs.