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USDA reference food

Popcorn, air-popped, no butter added

Per 100 g, popcorn, air-popped, no butter added has 390 calories, 13g of protein, 4.5g of fat and 14g of fiber (USDA FoodData Central, the dietary survey database (FNDDS), FDC 2708219). It is one of 39 USDA descriptions of popcorn.

Nutrition Facts

Serving size100 g (100g)
Amount per serving
Calories390
% Daily Value*
Total Fat 4.5g6%
Saturated Fat 0.5g3%
Trans Fat not declared
Cholesterol 0mg0%
Sodium 160mg7%
Total Carbohydrate 77g28%
Dietary Fiber 14g51%
Total Sugars <1g
Includes Added Sugars not declared
Protein 13g26%
Vitamin D 0mcg0%
Calcium 10mg1%
Iron 3.2mg18%
Potassium 330mg7%

* The % Daily Value (DV) tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice. Protein % DV here is not corrected for protein quality.

USDA values per 100 g (the dietary survey database (FNDDS)), scaled to the portion. Check the USDA record.

Protein per 100 g
12.9g
more than 60% of 8,218 USDA reference foods
Calories per 100 g
385
more than 85% of reference foods
Fiber per 100 g
14.4g
more than 98% of reference foods

What a portion gives you

Fiber 14g51%
Protein 13g26%
Potassium 330mg7%
Calcium 10mg1%
Iron 3.2mg18%
Sodium 160mg7%

Ticks: 5% of the Daily Value (FDA: low) and 20% (high)

Source: USDA FoodData Central, the dietary survey database (FNDDS) (FDC 2708219); FDA Daily Values, 21 CFR 101.9.

Also rich in

  • Magnesium143 mg in 100 g (100 g), 34% of the Daily Value
  • Copper0.3 mg in 100 g (100 g), 29% of the Daily Value
  • Phosphorus357 mg in 100 g (100 g), 29% of the Daily Value
  • Zinc3.1 mg in 100 g (100 g), 28% of the Daily Value
  • Niacin2.3 mg in 100 g (100 g), 14% of the Daily Value

Source: USDA FoodData Central (FDC 2708219), every nutrient the record reports; FDA Daily Values, 21 CFR 101.9.

Where the calories come from: 77% carbohydrate, 10% fat and 13% protein (4 calories a gram of protein or carbohydrate, 9 of fat).

Where it sits among USDA reference foods

Per 100 gThis foodShare with less
Calories38585%
Protein12.9 g60%
Total fat4.52 g48%
Carbohydrate77.5 g96%
Fiber14.4 g98%
Total sugars0.87 g46%
Sodium162 mg63%

Source: USDA FoodData Central, SR Legacy and Foundation Foods: the 6,012 to 8,218 reference foods that report each value; the share of them with less per 100 g.

Every nutrient in this record (65)

The portion is 100 g (100 g); % DV is for that portion.

Energy, macronutrients and sugars (12)
NutrientPer portionPer 100 g% DV
Protein12.9 g12.9 g26%
Total lipid (fat)4.52 g4.52 g6%
Carbohydrate, by difference77.5 g77.5 g28%
Energy385 kcal385 kcal
Alcohol, ethyl0 g0 g
Water3.31 g3.31 g
Total Sugars0.87 g0.87 g
Fiber, total dietary14.4 g14.4 g51%
Cholesterol0 mg0 mg0%
Fatty acids, total saturated0.63 g0.63 g3%
Fatty acids, total monounsaturated0.95 g0.95 g
Fatty acids, total polyunsaturated2.31 g2.31 g
Minerals (9)
NutrientPer portionPer 100 g% DV
Calcium, Ca7.00 mg7.00 mg1%
Iron, Fe3.18 mg3.18 mg18%
Magnesium, Mg143 mg143 mg34%
Phosphorus, P357 mg357 mg29%
Potassium, K328 mg328 mg7%
Sodium, Na162 mg162 mg7%
Zinc, Zn3.07 mg3.07 mg28%
Copper, Cu0.26 mg0.26 mg29%
Selenium, Se0 µg0 µg0%
Vitamins (23)
NutrientPer portionPer 100 g% DV
Retinol0 µg0 µg
Vitamin A, RAE10.0 µg10.0 µg1%
Carotene, beta89.0 µg89.0 µg
Carotene, alpha58.0 µg58.0 µg
Vitamin E (alpha-tocopherol)0.29 mg0.29 mg2%
Vitamin D (D2 + D3)0 µg0 µg0%
Cryptoxanthin, beta0 µg0 µg
Lycopene0 µg0 µg
Lutein + zeaxanthin1,444 µg1,444 µg
Vitamin C, total ascorbic acid0 mg0 mg0%
Thiamin0.10 mg0.10 mg9%
Riboflavin0.083 mg0.083 mg6%
Niacin2.30 mg2.30 mg14%
Vitamin B-60.16 mg0.16 mg9%
Folate, total31.0 µg31.0 µg
Vitamin B-120 µg0 µg0%
Choline, total21.1 mg21.1 mg4%
Vitamin K (phylloquinone)1.20 µg1.20 µg1%
Folic acid0 µg0 µg
Folate, food31.0 µg31.0 µg
Folate, DFE31.0 µg31.0 µg8%
Vitamin E, added0 mg0 mg
Vitamin B-12, added0 µg0 µg
Fatty acids (19)
NutrientPer portionPer 100 g% DV
SFA 4:00 g0 g
SFA 6:00 g0 g
SFA 8:00 g0 g
SFA 10:00 g0 g
SFA 12:00 g0 g
SFA 14:00 g0 g
SFA 16:00.53 g0.53 g
SFA 18:00.076 g0.076 g
MUFA 18:10.93 g0.93 g
PUFA 18:22.25 g2.25 g
PUFA 18:30.054 g0.054 g
PUFA 20:40 g0 g
PUFA 22:6 n-3 (DHA)0 g0 g
MUFA 16:10.0050 g0.0050 g
PUFA 18:40 g0 g
MUFA 20:10.014 g0.014 g
PUFA 20:5 n-3 (EPA)0 g0 g
MUFA 22:10 g0 g
PUFA 22:5 n-3 (DPA)0 g0 g

Source: USDA FoodData Central, FDC 2708219: every value the record reports, per 100 g as USDA gives it and scaled to the portion; Daily Values: 21 CFR 101.9.

Other ways to eat popcorn

USDA lists 39 preparations of popcorn. The popcorn page puts them side by side, per 100 g and per portion.

Compare every popcorn preparation

Sources for this page
USDA FoodData Central
this record and every record it is compared with, April 30, 2026 release. fdc.nal.usda.gov
FoodData Central documentation
what branded, SR Legacy, Foundation and survey records are. fdc.nal.usda.gov
USDA Food and Nutrient Database for Dietary Studies
survey foods and their household portions. ars.usda.gov
21 CFR 101.9, Nutrition labeling of food
the label format, its rounding and the Daily Values. ecfr.gov
21 CFR 101 subpart D, Nutrient content claims
the FDA thresholds the comparisons count. ecfr.gov
FDA, How to Understand and Use the Nutrition Facts Label
the 5% and 20% Daily Value rule. fda.gov