(Med-Vet Pharmaceuticals) An advanced formula, combining concentrated human-grade ingredients to provide pure and potent joint support for your horse. Each 2 oz. scoop provides 125 mg sodium hyaluronate, 10,000 mg glucosamine sulfate, 10,000 mg PurforMSM, 2500 mg chondroitin sulfate, plus yucca, Ester-C, vitamins and minerals. Feed 1 scoop twice daily for the first 14-21 days, then 1/2 scoop twice daily for maintenance. During heavy stress or working conditions, feed 3/4 scoop twice daily. Pellets.