Vita Flex E-5000 Premium Quality Vitamin E Horse Supplement, 128 Day Supply, 4 Pound Vita Flex E-5000 is an excellent way to help provide antioxidant protection for all ages and classes of horses Delivers 5,000 IU per 1 ounce Blended powder with yeast culture and alfalfa meal for excellent palatability and economy Vita Flex E-5000 is formulated exclusively with dl-alpha tocopheryl for maximum shelf life and reliable potency. 128 day supply, 4 pound