Equerry's Combined RX is our most advanced and complete formula designed for the Senior Horse or Performance Horse. Microencapsulated Probiotics, Digestive Enzymes and Live Yeast provide the Digestive support that is needed in older Horses and Performance Horses. Premium Vitamins and Minerals including Biotin, Lysine, and Methionine to provide Nutritional support for Hoof and Coat growth. Proprietary blend of Neutraceuticals including, Glucosamine, Chondroitin Sulfate, MSM and Hyaluronic Acid help support Joint Health in the Equine Athlete, and also help relieve inflammation and pain in the Senior Horse.