Health supplement with eggshell membrame powder for muscle and tendon health Description: Joint Health Promotes Normal Joint Mobility in 7-10 Days Supports Health Articular Tissue Non-GMO General Health Certified GMP & FSSC 22000 Assured Eggshell Membrane is a unique biological matrix that is composed of major joint constituents, including chondroitin, glucosamine, hyaluronic acid, collagen, and other proteins. Xarthro is a patented eggshell membrane preparation that can help to maintain healthy articular cartilage and surrounding synovial tissue by nourishing joints, as well as by supporting a balanced immune response to typical daily wear and tear. Clinical studies demonstrate that eggshell membrane can help to promote normal joint comfort and flexibility, usually within 7-10 days.