21st Century Arthri Flex Advantage Plus Vitamin D3 120 Tablets

21st Century Arthri-Flex Advantage + Vitamin D3 combines Glucosamine Sulfate & MSM (Methylsulfonylmethane) with our Proprietary Blend of premium Chicken Sternum Type II Collagen [naturally containing Chondroitin Sulfate], Hyaluronic Acid, herbal extracts, and mineral nutrients, that may work in synergy to support both joints and cartilage.