Celebrate National Chewing Gum Day: Benefits and Traditions Every year on September 30, we celebrate National Chewing Gum Day. The delightful gummy texture, the translucent bubble, and that satisfying pop! Chewing gum not only freshens your breath but also exercises your jaw. So, pop a bubble today and enjoy your favorite piece of chewing gum. What is Chewing Gum? Chewing gum, also known as candy or candy-like products, is commonly used to enhance the .