Glucerna products are a line of bars and shakes specifically designed for people with diabetes. Glucerna products contain unique carbohydrate blends that have been clinically shown to help manage blood sugar levels. The products include Glucerna Cereals, Glucerna Shakes, Glucerna Snack Shakes, Glucerna Meal Bars, Glucerna Snack Bars, and Glucerna Mini-Snack Bars.