BOOST Glucose Control Very Vanilla Flavored Nutritional Drink is a balanced nutritional drink specially formulated to help people with diabetes manage blood sugar as part of a balanced diet.† This vanilla drink provides 25 vitamins and minerals and 16 grams of protein per serving that help to maintain muscle. With 16 grams of carbohydrates (1 Carb Choice) per bottle, this is a great choice if you're managing your carb intake. BOOST Glucose Control Very Vanilla Nutritional Drinks have a delicious taste.