No matter if it's sprinkled with a little salt or drenched in butter, caramel or another flavoring, popcorn is a snack that's been long loved for its versatility.

Total US retail sales of popcorn increased 32 percent in the last five years to reach an estimated $2.5 billion in 2017, with RTE growing 118 percent between 2012-17 to reach $1.1 billion.

VitaPop is packed with essential vitamins.

Popped to perfection and full of flavor, Hammond's Caramel Corn line starts with classic flavors but doesn't stop there.

G.H. Cretors had added three new flavors to its collection of organic, perfectly-popped corn.

Storck, Chicago. Werther's Original Caramel Popcorn is now available in Sea Salt Pretzel, in addition to the Classic Caramel flavor.

Pop Art Snacks launched Mash-Ups, a new line of flavors based on the Chicago-style popcorn blending cheese and caramel varieties.

Overall, sales in the salty snack category grew 4.32 percent over the last year, for a total increase of $21.3 billion in the last 52 weeks ending July 12, 2015, reports IRI, a Chicago-based research firm.