1 QUART The industry standard vitamin-mineral supplement for fueling champion horses, contains 300 mg. of chelated iron per ounce. Potent, reliable and homogenized for maximum consistency, with yucca flavoring for added palatability. Horses in training: feed 2 fluid ounces of red cell daily. Horses not in training: feed 1 fluid ounce of red cell daily. Feed red cell by mixing into daily feed ration or orally with a dose syringe.