Calories in Popcorn, ready-to-eat, kettle

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Popcorn, ready-to-eat, kettle contains 531 kcal per 100 g. A 1 single serving bag, NFS (57 g) provides about 303 kcal.

Roughly 51% of its calories come from fat, with 45% from carbohydrates and 4% from protein (estimated with general energy factors).

That is close to the median for popcorn on FoodFactly (501 kcal per 100 g).

100 g provides 43% of the Daily Value for Vitamin E, 15% of the Daily Value for magnesium and 13% of the Daily Value for copper.

The data comes from the USDA Food and Nutrient Database for Dietary Studies (FNDDS), which calculates values from recipes of the ingredients.

531kcal per 100 g
5.5 gprotein
61 gcarbohydrates
30.2 gfat
303kcal in 1 single serving bag, NFS (57 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories C 531 kcal
Total fat C 30.2 g 39%
Saturated fat C 4.1 g 20%
Cholesterol C 0 mg 0%
Sodium C 495 mg 22%
Total carbohydrates C 61 g 22%
Dietary fiber C 6.1 g 22%
Total sugars C 28.5 g
Protein C 5.5 g 11%
Vitamin A C 4 µg0.4%
Vitamin C C 0 mg0%
Vitamin D C 0 µg0%
Vitamin E C 6.5 mg43%
Vitamin K C 1 µg0.8%
Thiamin (B1) C 0.044 mg4%
Riboflavin (B2) C 0.04 mg3%
Niacin (B3) C 0.98 mg6%
Vitamin B6 C 0.066 mg4%
Folate (B9) C 13 µg3%
Vitamin B12 C 0 µg0%
Choline C 9 mg2%
Calcium C 4 mg0.3%
Iron C 1.4 mg8%
Magnesium C 61 mg15%
Phosphorus C 151 mg12%
Potassium C 140 mg3%
Zinc C 1.3 mg12%
Copper C 0.11 mg13%
Selenium C 0.2 µg0.4%

% DV: percent of the FDA Daily Value for adults (reference amounts). Letters show how each value was obtained: M measured, C calculated, L label, Z assumed zero, I imputed. Vitamins and minerals not listed were not reported by the source.

Nutritional breakdown

Protein: 4%Carbohydrates: 45%Fat: 51%531kcal / 100 g
  • Protein 4%
  • Carbohydrates 45%
  • Fat 51%

Approximate share of calories, using general energy factors (4 kcal/g protein and carbohydrate, 9 kcal/g fat, 7 kcal/g alcohol).

Vitamins and minerals, % Daily Value per 100 g

Vitamin E43%Magnesium15%Copper13%Phosphorus12%Zinc12%Iron8%Niacin (B3)6%Vitamin B64%Thiamin (B1)4%Folate (B9)3%

Nutritional insights

  • Protein5.5 gin the lowest quarter of popcorn (median 9.1 g)
  • Fiber6.1 gin the lowest quarter of popcorn (median 10.2 g)
  • Sugars28.5 gin the top quarter of popcorn (median 0.69 g)
  • Fat30.2 gabove the median for popcorn (median 28 g)
  • Saturated fat4.1 gbelow the median for popcorn (median 4.5 g)
  • Sodium495 mgbelow the median for popcorn (median 686 mg)
  • Protein per 100 kcal1 gprotein density, useful for comparing foods with different calorie levels
  • Water1.4 gwater per 100 g, which largely explains differences between raw, cooked and dried forms

Full nutrient profile

Fats and cholesterol (2)
Monounsaturated fat C8.2 g
Polyunsaturated fat C15.9 g
Individual fatty acids (19)
EPA (omega-3, 20:5 n-3) C0 g
DHA (omega-3, 22:6 n-3) C0 g
Linoleic acid (omega-6, 18:2) C15.6 g
SFA 4:0 C0 g
SFA 6:0 C0 g
SFA 8:0 C0 g
SFA 10:0 C0 g
SFA 12:0 C0 g
SFA 14:0 C0.01 g
SFA 16:0 C3.4 g
SFA 18:0 C0.48 g
MUFA 18:1 C8.1 g
PUFA 18:3 C0.32 g
PUFA 20:4 C0 g
MUFA 16:1 C0.028 g
PUFA 18:4 C0 g
MUFA 20:1 C0.11 g
MUFA 22:1 C0 g
PUFA 22:5 n-3 (DPA) C0 g
Carotenoids (6)
Beta-carotene C38 µg
Lycopene C0 µg
Lutein + zeaxanthin C614 µg
Retinol C0 µg
Carotene, alpha C25 µg
Cryptoxanthin, beta C0 µg
Other components (8)
Water C1.4 g
Alcohol C0 g
Caffeine C0 mg
Theobromine C0 mg
Folic acid C0 µg
Folate, food C13 µg
Vitamin E, added C0 mg
Vitamin B-12, added C0 µg

Other forms of Popcorn

Raw, cooked, dried and processed versions are separate records with their own measured values.

FoodCaloriesProteinCarbsFat
Popcorn, microwave, low fat and sodium 429 12.6 g 73.4 g 9.5 g
Popcorn, sugar syrup/caramel, fat-free 381 2 g 90.1 g 1.4 g
Popcorn, microwave, regular (butter) flavor, made with palm oil 535 8.4 g 57.3 g 30.2 g
Popcorn, NFS 518 9.1 g 55 g 30.6 g
Popcorn, movie theater, with added butter 656 5 g 31.6 g 58.8 g
Popcorn, movie theater, no butter added 603 6.2 g 39.9 g 48.7 g
Popcorn, air-popped, no butter added 385 12.9 g 77.5 g 4.5 g
Popcorn, air-popped, with added butter 430 11 g 65.8 g 15.3 g
Popcorn, popped in oil, no butter added Canned 498 9 g 57.9 g 28 g
Popcorn, popped in oil, with added butter Canned 525 7.7 g 49.1 g 35.2 g
Popcorn, microwave, NFS 518 9.1 g 55 g 30.6 g
Popcorn, microwave, plain 518 9.1 g 55 g 30.6 g

Per 100 g. Calories in kcal. n/a: not reported by the source.

Foods with a similar nutritional profile

Per 100 g. Calories in kcal. n/a: not reported by the source.

Frequently asked questions

How many calories are in popcorn?

100 g of popcorn has 531 kcal. 1 single serving bag, NFS (57 g): about 303 kcal. 1 kernel (0.2 g): about 1 kcal. 1 cup (14 g): about 74 kcal.

How much protein is in popcorn?

Popcorn contains 5.5 g of protein per 100 g (11% of the 50 g Daily Value), or 3.1 g in 1 single serving bag, NFS (57 g). About 4% of its calories come from protein. Compared with other popcorn, that is in the lowest quarter (median 9.1 g).

How many carbs are in popcorn?

Popcorn has 61 g of total carbohydrates per 100 g, including 6.1 g of fiber and 28.5 g of sugars.

How much fat is in popcorn?

Popcorn contains 30.2 g of fat per 100 g, of which 4.1 g is saturated (20% of the Daily Value).

What vitamins and minerals does popcorn contain?

Per 100 g, the most notable amounts relative to the Daily Value are Vitamin E (43% DV), magnesium (15% DV), copper (13% DV), phosphorus (12% DV) and zinc (12% DV). The full list is in the vitamins and minerals table above.

How much sodium is in popcorn?

100 g contains 495 mg of sodium, 22% of the 2,300 mg Daily Value.

Does popcorn have the same nutrition not specified and canned?

No. Per 100 g, popcorn, ready-to-eat, kettle has 531 kcal, while popcorn, popped in oil, no butter added has 498 kcal. Processing changes the water content, so always use the record that matches how you weigh the food.

Where does this nutrition data come from?

From USDA FoodData Central: FNDDS (Survey), record dated October 31, 2024. FoodFactly last checked it on November 6, 2026. Each value above shows whether it was measured, calculated or taken from a label.

Source of the nutrition information

  • USDA FoodData Central: FNDDS (Survey), record 2708238. License: CC0 1.0 (U.S. public domain). Source record dated October 31, 2024. Imported November 6, 2026.

Last updated: . Data quality score: 100/100 (how it is calculated).

General nutrition information, not medical advice. Individual needs differ; see our disclaimer.