Glucosamine and MSM with Vitamin C Supplement - 1.2 kg Pharm-Vet glucosamine and MSM with vitamin C supplement is used to improve joint health in your horses. Formulated to provide critical nutrients, horse glucosamine helps to stimulate cells to build joint cartilage. These horse supplements are effective for the treatment of arthritic, inflammatory, allergic and autoimmune conditions in horses. Gut, digestion, respiratory and hoof and coat conditions can also be improved with use of this multi-nutrient combination formula supplement.