Holistic Way High Strength Joint Collagen is specially comprised of BioCell Collagen® and Vitamin D3.Holistic Way High Strength Joint Collagen is specially comprised of BioCell Collagen® and Vitamin D3. This highly bioavailable combination may play an essential role towards the health of cartilage, synovial fluid, tendon, ligament and skin. BioCell Collagen® is made up of hormone and antibiotic free chicken sternal cartilage. It mirrors human articular cartilage and contains a patented composition of naturally occurring Hydrolyzed Collagen Type II, glycosaminoglycans (GAGs) as Chondroitin Sulfate and Hyaluronic Acid in a highly absorbable matrix form for the comprehensive maintenance of healthy joint function. Hydrolyzed Type II Collagen is the most abundant protein in cartilage which may help to stimulate chondrocytes for the formation and regeneration of new collagen. Hyaluronic Acid is the key structural molecule to form healthy and functional cartilage. It may act as the major component of synovial fluid or lubricant that allows for smooth and easy movement. Chondroitin Sulfate may act as shock absorbing molecule in promoting joint health. BioCell Collagen® is beneficial on skin health which may help to promote healthy skin texture, support skin integrity and healthy blood microcirculation in the face.