Nu Flex Maximizer With HA – Balanced blend provides high levels of glucosamine to help support normal joint function in younger sport and performance horses. Palatable and economical concentrated powder. Each scoop contains 7,500 mg glucosamine, 5,250 mg yucca schidigera, 1,050 mg Ester-C®, 112 IU vitamin E, 24.77 mg hyaluronic acid and 3 mg beta carotene . Dosage: Loading - 3 oz daily for 26 days; Maintenance - 1 oz daily. 1 oz scoop included. 5 lbs = 80-day supply for one horse at maintenance dose. Safe use in pregnant animals or animals intended for breeding has not been proven.