This advanced formula helps maintain lubrication in joint, and promotes mobility flexibility and range of motion. MSM is a natural dietary source of sulfur necessary for making collagen, the primary constituent of cartilage and connective tissue. Glucosamine sulfate is intended to provide nutritive support for connective tissue by keeping collagen supple and healthy in joints. Vitamin C is for added absorption.

Ingredients: MSM (methylsulfonylmethane) 1 g, Glucosamine Sulfate (as Glucosamine Sulfate KCI) 500 mg, Total Carbohydrate < 1 g, Vitamin C (as ascorbic acid) 50 mg 

Other Ingredients: Gelatin, Cellulose, Silica and Magnesium Stearate