contain several minerals 1.2 grams of fiber contain several minerals fiber 387 kcal/100g datos recopilados en SELF Nutrition Data fiber NutritionSelf.com http://nutritiondata.self.com/facts/snacks/5356/2 http://nutritiondata.self.com/facts/snacks/5356/2 fiber NutritionData.com fiber 1 cup of air popped popcorn 10% of calories fiber 3.4 grams of fiber fiber