(Select The Best) Legacy is a nutritional supplement specifically designed to help senior horses remain flexible and comfortable as they age. Glucosamine and chondroitin sulfate are added nutrients to enhance and strengthen the joints, connective tissue, and soft tissue. Yucca and MSM are added as anti-inflammatory and analgesic ingredients. Ester-C and vitamin E have been added to help as antioxidants and to strengthen the immune system. Feed 2 oz. daily. Pellets.