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Calories In Popcorn Seasoning Calories: 5, Fat: 0g, Carbs: 1g, Protein: 1g, Fiber: 0g. Calories Burned For Treadmill: 5% Incline, 6 mph (10 minutes per mile) Calories Burned For Treadmill: 5% Incline, 6.6 mph (9 minutes per mile) Calories Burned For Treadmill: 5% Incline, 7.5 mph (8 minutes per mile)
Each 1-cup serving of plain air-popped popcorn contains only 31 calories, while providing you with fiber and small amounts of vitamins and minerals including iron, calcium and phosphorus. Most of the calories in popcorn come from carbohydrates, as a cup of popcorn contains only 0.4 gram of fat and 1 gram of protein.