Popcorn
Popcorn is a whole grain that has more fiber than many other foods. It also has a huge volume, so although being low in calories, it takes up a lot of stomach room. Popcorn, according to studies, is more filling than other popular foods like potato chips.

Popcorn
What Studies Say About Popcorn
Popcorn that has been air-popped is the healthiest. Popcorn that has been commercially cooked or toasted in the microwave can be high in calories and include dangerous chemicals. Avoid adding a lot of fat to your popcorn to keep the calories down.

What Studies Say About Popcorn