100% natural cheese. No preservatives fillers. Classic cheeses. Say bel-joy-oso. Award winning. Aged over 10 months. rBST free (No significant difference has been found in milk from cows treated with artificial hormones). Parmesan is aged in special curing rooms for over 10 months. BelGioioso's cheesemakers carefully inspect and hand turn every wheel to ensure a consistent aging process. This expert care develops Parmesan's sweet, nutty flavor and tantalizing aroma. Its versatile texture lends itself to most any dish. Natural product without preservatives.