An effective, multi-nutrient formula combining Glucosamine Sulfate, MSM, Chondroitin, and Hyaluronic Acid to support joint comfort, flexibility, and mobility. Includes Vitamin D3 (2,000 IU per serving) for added bone health support. WARNING: Contains shellfish (shrimp, crab, lobster, crayfish). Consult a healthcare provider prior to use if pregnant, nursing, taking medications (including blood thinners), have a medical condition, or are planning a medical procedure.