12 Servings for the price of 6 bottles Each serving of BOOST® Kid Essentials Nutritionally Complete Drink provides complete nutrition to help support proper growth. 14g of High Quality Protein* to help maintain muscle. 21 Vitamins and Minerals + 14g of muscle building protein. Excellent source of Calcium and Vitamin D for Bone Health. Antioxidants to help keep cells healthy. B Vitamins & Iron for endurance. 55% of the daily recommended* calcium for forming, building and maintaining strong, healthy bones and teeth.