Popcorn is a healthy snack. It is also count in a whole grain diet with no additional additives. It helps you to lose your weight because of its lower calories factor. It provides you nutritional and healthy fiber dose. Popcorn is a good snack for diabetics as it does not impact blood sugar levels. Popcorn has several essential vitamins including: folate, niacin, riboflavin, thiamin, pantothenic acid and vitamins B6, A, E and K.