The chain Orange Leaf Frozen Yogurt originated in Oklahoma City in 2008. Since then, the brand has expanded to over 300 locations in the United States and internationally. It is a favorite among people who want a healthy, guilt-free snack. You can even make your own smoothie at home. The best part is that you don’t have to purchase any preservatives, and it’s completely free of sugar. Do-it-yourself options When it comes to Orange Leaf, there are many great do-it-yourself options. For instance, you can make their Protein Power smoothie…