Glee Gum is delicious chewing gum. No artificial colors, flavors, sweeteners, or preservatives. Aspartame-free. Non-GMO Project Verified. Made with chicle, a tree sap harvested sustainably to help conserve the rainforest. Glee Gum comes in great flavors: cinnamon and mixed berry. It’s the best-selling alternative to conventional, synthetic gum in the country. So, change what you chew! Glee could be the natural choice for YOU.