Naturally & Artificially Flavored. 1g Net Carbs! . Helps Control Blood Sugar For Up To 9 Hours! Control Hunger. Avoid Blood Sugar Highs and Lows. Count on Energy That Lasts. What makes ExtendBar® such a great snack? ExtendBar was designed to do one thing particularly well - help stabilize blood sugar levels for up to 9 hours! Its patented formula converts gradually to blood sugar over 7-9 hours instead of all at once like so many other snacks to help even out blood sugar swings. . ExtendBar is clinically proven to help you:. Control hunger by suppressing appetite. Avoid low blood sugar even overnight. Reduce blood sugar swings. Sustain energy during exercise and recovery. An ideal snack between meals and before exercise or bed. Sugar-free. Gluten-free. High in protein & fiber. Low-fat. 0g trans fat. All Natural. Low glycemic index and load. How to count the carbs in ExtendBar. Based on clinically conducted continuous glucose monitoring only 1 of the 21 grams of total carbs have a short term impact on blood sugar. Fiber (5g) maltitol (6g) glycerine (4g) and uncooked cornstarch (5g) - convert slowly and have minimal impact on blood sugar. . ExtendBars were developed by world-renowned endocrinologist Francine Kaufman M.D. past president of the American Diabetes Association and author of the groundbreaking book Diabesity.