Vita Flex Equinyl Glucosamine with Hyaluronic Acid Joint Formula Contains 10,000 mg of glucosamine, with dual action: 8,000 mg marine glucosamine plus 2,000mg Patent Pending Time Release Glucosamine There are two types of glucosamine in Equinyl Glucosamine with Hyaluronic Acid. The first is regular glucosamine, which provides an immediate supply of glucosamine HCI, while the second form, Patent Pending Time Release Glucosamine, releases over 24 hours. This is more than 24X longer than normal glucosamine. Glucosamine and Hyaluronic Acid help maintain synovial fluid that lubricates the joints all day. Hyaluronic Acid helps provide additional joint support for flexibility and healthy joints. 60 day supply, 3.75 pounds