micronutrient supplement with glucosamine which is naturally occurring amino sugar , collagen (hydrolysed type 2 collagen )a source of high-grade collagen, a protein found in your connective tissue , and chondoitin that helps form proteins found in cartilage, Vitamin C contributes to normal collagen formation for the normal function of bones and cartilage.
copper contributes to the maintenance of normal connective tissue.
Vitamin D , zinc and manganese contribute to the maintenance of normal bones.