(Corta Flx) 99% pure glucosamine HCl to help lubricate the joints and maintain healthy cartilage. Each 1 ounce scoop provides 5000 mg glucosamine HCl. Tasty, apple flavored, alfalfa based pellets. For average horses, feed 1 scoop daily, followed by 1/2 scoop daily for maintenance. May feed 2 scoops daily for 3 days prior to strenuous exercise or event. Pellets.