Since 1925. Inner units not labeled for individual sale. Made with fresh cream from our dairy! No artificial growth hormones in our cream and milk (Our farmers pledge no artificial growth hormones in our cream & milk. No significant difference has been shown in milk from cows treated with the artificial growth hormone rBST and non-rBST treated cows). www.DeansDairy.com. Questions or Comments? Call 1-800-395-7004.