BOOST High Protein Very Vanilla Flavored Nutritional Drink is a high protein nutritional shake that provides balanced nutrition as part of your daily diet. This vanilla high protein drink provides 20 grams of high-quality protein for muscle health and 27 vitamins and minerals including vitamins C & D, zinc, iron and selenium, key nutrients for immune support. This high protein shake is designed to provide nutritional energy with 250 nutrient-rich calories and B-vitamins to help convert food to energy.