GNC MSM/Glucosamine 500 mg: MSM . . : . : : 500 MSM: 500 ! Description: GNC MSM Glucosamine combines glucosamine and MSM to support joint health and reduce connective tissue inflammation. It helps promote comfortable movement and reduces physical stress. Usage Instructions: Take two tablets daily with food. Nutritional Facts per Serving: Glucosamine: 500 mg MSM: 500 mg Maintain your joint health and flexibility with this dual action supplement!