Corta-Flx Equine Pellets are a unique formulation of mico-sized amino acids plus supportive vitamins and mineral for all classes of horses.The smaller molecules in Corta-Flx assure much greater passage of these nutrients through cellular walls for maximum assimilation and utilization. Clinically proven formula. 2.5 lb container contains 50 mg Hyaluronic Acid per ounce. Feed 2 oz. per day for first 5 days, then 1 oz. thereafter.