Calories in Popcorn, plain
Per 3 cups, 24 g
Popcorn, plain has 93 calories per 3 cups, 24 g. That is about 5% of a 2,000-calorie day. The same serving provides 3.1 g of protein, 19.0 g of carbohydrate, 1.1 g of fat and 3.6 g of fibre. Per 100 g, that works out at 388 calories and 12.9 g of protein. Against the thresholds EU food labelling uses, it qualifies as a source of protein and high in fibre. Air-popped, it is one of the highest-volume snacks per calorie there is.
Calories and macros
| Per 3 cups, 24 g | Serving | Per 100 g | % of daily intake |
|---|---|---|---|
| Calories | 93 kcal | 388 kcal | 5% |
| Protein | 3.1 g | 12.9 g | 6% |
| Carbohydrate | 19.0 g | 79.2 g | 7% |
| Fat | 1.1 g | 4.6 g | 2% |
| Fibre | 3.6 g | 15.0 g | 12% |
Daily intake percentages use the EU reference intakes an average adult label is based on: 2,000 kcal, 50 g protein, 260 g carbohydrate, 70 g fat, 30 g fibre.
What this is good for
These are the nutrition claims this food would qualify for under EU labelling rules — thresholds, not opinions.
Worth knowing
Figures are for a typical example and will vary by brand, ripeness and how it was cooked. For a target of your own, run the calorie calculator or take the short quiz. To log this without doing the arithmetic, Joules is free.
Figures last reviewed 29 August 2026.
Common questions about popcorn, plain
How many calories are in popcorn, plain?
Popcorn, plain has 93 calories per 3 cups, 24 g, which is about 5% of a 2,000-calorie day.
How many calories are in 100 g of popcorn, plain?
100 g of popcorn, plain contains 388 calories.
How much protein is in popcorn, plain?
One serving of 3 cups, 24 g provides 3.1 g of protein — 12.9 g per 100 g, or 6% of the 50 g daily reference intake.
How many carbs are in popcorn, plain?
One serving of 3 cups, 24 g contains 19.0 g of carbohydrate, of which 3.6 g is fibre.
What is popcorn, plain a good source of?
Measured against EU food labelling thresholds, popcorn, plain qualifies as a source of protein and high in fibre. At least 12% of its calories come from protein. 6 g or more of fibre per 100 g.