Popcorn can raise your blood sugar levels, but the effect can depend on portion size, preparation, and added sugars. Learn how different popcorn types compare.

Medically reviewed by Kierra Brown, RD Microwave popcorn is a good source of fiber, however, it's not considered the most nutritious snack. It's often high in salt and saturated fats, and there are ...

I snacked my way through more than a dozen bags, then ranked them worst to best.