The Arm & Hammer Pure Baking Soda is a versatile and natural ingredient used in baking and cooking. With a calorie count of less than 50 per serving, this 8oz box contains 2 servings. Perfect for making leavened baked goods like bread and cakes, it is a reliable and healthy alternative to yeast and other baking agents. The pack of 4 boxes provides a convenient and long-lasting supply for all your baking needs.