Popcorn Air Popped (1 cup) Popcorn Oil Popped (1 cup) Potato Chips (1 cup) Vanilla Ice Cream (1 cup) Pretzels (1 cup) Rice Cake (5 g) Calories 25 40 150 349 111 21 Protein (grams) 1 1 2 4.10 2.60 .50 Carbohydrates (grams) 5 5 16 32 23 4.60 Fiber (grams) 0.40 0.37 1 - - .07 Fat (mg) trace 2 9 23.70 1 trace Calcium (mg) 1 1 0 151 7.20 .37 Phosphorous (mg) 17 19 47 115 25.40 4.40 Iron (mg) 0.20 .20 - .10 .60 trace Thiamin B1 (mg) trace trace .05 .04 .09 trace Riboflavin B2 (mg) 0.01 .01 - .30 .09 - Niacin (mg) 0.10 .20 1.10 11 1.20 trace Vitamin C (mg) - - 12 .61 - trace Vitamin A (iu) - - - 207 - -