Food Database

Popcorn Nutrition Facts

PER 100 g serving
Short answer

A 100 g serving of popcorn contains 388 kcal, 12.5g protein (lime), 5.0g fat (pink) and 77.5g carbohydrate (blue). It has no fiber and almost no sugar. Its other nutrient values are modest — see the full breakdown below.

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Core Nutrients per 100 g

The six values MacroDrop shows on every meal card: energy, the three macros, fiber and sugars.

Calories
388 kcal
Protein
12.5 g
Carbs
77.5 g
Fat
5.0 g
Fiber
15.0 g
Sugars
1.2 g

Extended Nutrients

Grouped as in the app: lipids, minerals, vitamins and other compounds sit one level below the core six. Daily values follow the FDA 2,000 kcal reference.

Lipids
Saturated fat
1.2 g
0% DV
Minerals
Sodium
7.5 mg
0% DV
Potassium
325 mg
12% DV
Calcium
7.5 mg
0% DV
Magnesium
150 mg
38% DV
Iron
3.8 mg
12% DV
Zinc
2.5 mg
25% DV

Understanding Popcorn Nutrition

Popcorn is a staple that provides complex carbohydrates, fiber and plant protein. At 388 kcal per 100 g serving, it provides 12.5g of protein, 77.5g of carbohydrate and 5.0g of fat. It has no fiber and almost no sugar.

For athletes and anyone tracking macros, popcorn is a straightforward source of carbohydrate energy, useful around training for topping up glycogen. Its fiber and micronutrient content makes it a useful addition to a balanced macro split without pulling calories too high.

Frequently Asked Questions

How many calories are in a 100 g serving of popcorn?

A 100 g serving of popcorn has 388 kcal, 12.5g protein, 5.0g fat and 77.5g carbohydrate.

How much protein is in popcorn?

12.5g per 100 g serving.

Is popcorn high in carbs?

Popcorn has 77.5g of carbohydrate per 100 g serving, about 25% of a 275g daily carb reference.

Which nutrients is popcorn richest in?

No single micronutrient stands out sharply — see the full breakdown below.

Is popcorn good for tracking macros?

For athletes and anyone tracking macros, popcorn is a straightforward source of carbohydrate energy, useful around training for topping up glycogen.

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MacroDrop tracks all of these nutrients — core and extended — from a photo, your voice or a barcode. Offline USDA database, 7,800 foods.

MacroDrop app — today screen with macros and extended nutrients
Data source

Values come from the USDA FoodData Central entry Snacks, popcorn, air-popped (FDC ID 167959), per 100 g. Daily values follow the FDA 2,000 kcal reference. Last reviewed August 2026.