Calories in Popcorn, microwave, low fat and sodium

Generic food Snacks

Popcorn, microwave, low fat and sodium contains 429 kcal per 100 g. A typical serving of 1 oz (28.4 g) provides about 122 kcal.

Roughly 68% of its calories come from carbohydrates, with 20% from fat and 12% from protein (estimated with general energy factors).

That is close to the median for snacks on FoodFactly (434 kcal per 100 g).

100 g provides 61% of the Daily Value for copper, 36% of the Daily Value for magnesium and 35% of the Daily Value for zinc.

The data comes from USDA FoodData Central: SR Legacy.

429kcal per 100 g
12.6 gprotein
73.4 gcarbohydrates
9.5 gfat
122kcal in 1 oz (28.4 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories C 429 kcal
Total fat ? 9.5 g 12%
Saturated fat ? 1.4 g 7%
Cholesterol ? 0 mg 0%
Sodium ? 490 mg 21%
Total carbohydrates C 73.4 g 27%
Dietary fiber ? 14.2 g 51%
Total sugars C 0.54 g
Protein ? 12.6 g 25%
Vitamin A C 7 µg0.8%
Vitamin C ? 0 mg0%
Vitamin D Z 0 µg0%
Vitamin E C 5 mg33%
Vitamin K C 15.7 µg13%
Thiamin (B1) ? 0.35 mg29%
Riboflavin (B2) ? 0.11 mg8%
Niacin (B3) ? 2.1 mg13%
Vitamin B6 ? 0.17 mg10%
Folate (B9) C 17 µg4%
Vitamin B12 ? 0 µg0%
Choline C 20.2 mg4%
Calcium ? 11 mg0.8%
Iron ? 2.3 mg13%
Magnesium ? 151 mg36%
Phosphorus ? 264 mg21%
Potassium ? 241 mg5%
Zinc ? 3.8 mg35%
Copper ? 0.55 mg61%
Selenium C 8.6 µg16%

% 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: 12%Carbohydrates: 68%Fat: 20%429kcal / 100 g
  • Protein 12%
  • Carbohydrates 68%
  • Fat 20%

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

Copper61%Magnesium36%Zinc35%Vitamin E33%Thiamin (B1)29%Phosphorus21%Selenium16%Vitamin K13%Niacin (B3)13%Iron13%

Nutritional insights

  • Protein12.6 gin the top quarter of snacks (median 8 g)
  • Fiber14.2 gin the top quarter of snacks (median 4.3 g)
  • Sugars0.54 gin the lowest quarter of snacks (median 8.8 g)
  • Fat9.5 gbelow the median for snacks (median 15.4 g)
  • Saturated fat1.4 gbelow the median for snacks (median 3.9 g)
  • Sodium490 mgabove the median for snacks (median 319 mg)
  • Protein per 100 kcal2.9 gprotein density, useful for comparing foods with different calorie levels
  • Water2.8 gwater per 100 g, which largely explains differences between raw, cooked and dried forms

Full nutrient profile

Fats and cholesterol (2)
Monounsaturated fat ?4.1 g
Polyunsaturated fat ?3.6 g
Individual fatty acids (19)
EPA (omega-3, 20:5 n-3) ?0 g
DHA (omega-3, 22:6 n-3) ?0 g
Linoleic acid (omega-6, 18:2) ?3.3 g
SFA 4:0 ?0 g
SFA 6:0 ?0 g
SFA 8:0 ?0 g
SFA 10:0 ?0 g
SFA 12:0 ?0 g
SFA 14:0 ?0.01 g
SFA 16:0 ?0.93 g
SFA 18:0 ?0.48 g
MUFA 18:1 ?4 g
PUFA 18:3 ?0.25 g
PUFA 20:4 ?0 g
MUFA 16:1 ?0.038 g
PUFA 18:4 ?0 g
MUFA 20:1 ?0 g
MUFA 22:1 ?0 g
PUFA 22:5 n-3 (DPA) ?0 g
Carotenoids (7)
Beta-carotene C66 µg
Lycopene C0 µg
Lutein + zeaxanthin C1,087 µg
Retinol Z0 µg
Carotene, alpha C43 µg
Vitamin D (D2 + D3), International Units Z0 IU
Cryptoxanthin, beta C0 µg
Other components (11)
Water ?2.8 g
Alcohol C0 g
Caffeine C0 mg
Ash C1.7 g
Theobromine C0 mg
Energy C1,797 kJ
Vitamin A, IU C147 IU
Folic acid C0 µg
Folate, food C17 µg
Vitamin E, added Z0 mg
Vitamin B-12, added Z0 µg

Other forms of Popcorn

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

FoodCaloriesProteinCarbsFat
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
Popcorn, microwave, plain, light 409 11.9 g 71.7 g 10.1 g

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

Foods with a similar nutritional profile

FoodCaloriesProteinCarbsFat
Snacks, popcorn, microwave, low fat 424 12.6 g 72 g 9.5 g
Snacks, popcorn, microwave, 94% fat free 402 10.7 g 76 g 6.1 g
Popcorn, air-popped 387 12.9 g 77.8 g 4.5 g
Snacks, popcorn, air-popped (Unsalted) 382 12 g 77.9 g 4.2 g
Snacks, cornnuts, barbecue-flavor 436 9 g 71.7 g 14.3 g
Snacks, pretzels, hard, whole-wheat including both salted and unsalted 362 11.1 g 81.3 g 2.6 g
Snacks, KRAFT, CORNNUTS, plain 446 8.5 g 71.9 g 15.6 g
Corn nuts 446 8.5 g 71.9 g 15.6 g

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 429 kcal. 1 oz (28.4 g): about 122 kcal.

Is popcorn high in protein?

Popcorn contains 12.6 g of protein per 100 g (25% of the 50 g Daily Value), or 3.6 g in 1 oz (28.4 g). About 12% of its calories come from protein. Compared with other snacks, that is among the highest quarter (median 8 g).

How many carbs are in popcorn?

Popcorn has 73.4 g of total carbohydrates per 100 g, including 14.2 g of fiber and 0.54 g of sugars.

How much fat is in popcorn?

Popcorn contains 9.5 g of fat per 100 g, of which 1.4 g is saturated (7% of the Daily Value).

What vitamins and minerals does popcorn contain?

Per 100 g, the most notable amounts relative to the Daily Value are copper (61% DV), magnesium (36% DV), zinc (35% DV), Vitamin E (33% DV) and Thiamin (B1) (29% DV). The full list is in the vitamins and minerals table above.

How much sodium is in popcorn?

100 g contains 490 mg of sodium, 21% of the 2,300 mg Daily Value.

Does popcorn have the same nutrition not specified and canned?

No. Per 100 g, popcorn, microwave, low fat and sodium has 429 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: SR Legacy, record dated April 1, 2019. 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: SR Legacy, record 168139. License: CC0 1.0 (U.S. public domain). Source record dated April 1, 2019. 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.