Revive Active Joint Complex (7). A highly effective complex that helps support cartilage, bones and connective tissue with an all in one solution containing 10 key ingredients including Peptan® Marine Collagen, MSM, Glucosamine and Hyaluronic Acid. Cartilage - Vitamin C contributes to the normal collagen formation for the normal function of cartilage. Bones - Vitamin C contributes to the normal collagen formation for the normal function of bones. Vitamin K and Vitamin D contributes to the maintenance of normal bones. Connective Tissue - Copper contributes to the maintenance of normal connective tissues