1 per day. Replace 1 meal or snack (Replace one poor meal or snack choice with a Glucerna HungerSmart shake). Suitable for lactose intolerance. Has Carbsteady, a unique blend of slow-release carbohydrates, to help manage blood sugar (Designed to help minimize blood sugar spikes compared to high glycemic carbohydrates) and 15 grams of protein to help manage hunger.