Mayfield Vitamin D Milk is whole milk with vitamin D, making it a great choice for the entire family. Creamy and delicious, this fresh milk half gallon includes 8 grams of protein, 150 calories and 20% of the daily value for calcium per serving. Pour this some of this half gallon of milk into a tall glass for a midnight snack, or enjoy it as a base for your cereal. As the first to package dairy milk in yellow jugs to protect nutrition and flavor, Mayfield Dairy Farms has been nourishing communities since 1910. It is our passion to provide consumers with high-quality dairy, like Mayfield whole milk, from family farmers.