Cosamin DS Joint Health Supplement. #1 Orthopedic Surgeon & Rheumatologist Recommended. Three capsules contain: Glucosamine HCI 1500 mg Chondroitin Sulfate 1200 mg Works Better. Lasts Longer. The ONLY brand proven effective in controlled, published U.S. Studies to reduce joint pain. Shown in laboratory tests to protect cartilage cells from breakdown. Cosamin DS has set a standard of excellence …