It's a smoothie summer, and your favorite smoothie chain just got an upgrade with their newest releases. This week, Smoothie King launched a line of three smoothies that are tailored to put hydration ...

Smoothie King is marking National Smoothie Day with a free smoothie offer and a new fast food menu expansion built around summer hydration and lighter meal options. PRNewswire reported that ...

If you're looking to grab a smoothie, there are plenty of popular chains serving them up across the U.S. We've ranked them ...