Formulated specifically for senior horses, Legacy is an unmatched value that supports joint, connective tissue and soft tissue health in horses 15 years or older. Easy-to-administer pellets contain the key ingredients Glucosamine, Chondroitin Sulfate, MSM (Methylsulfonylmethane). Directions for Use: Administer 2 ounces per day. Can be given during or after meal time.5 lbs. - 40-day administration for one horse10 lbs. - 80-day administration for one horse20 lbs. - 160-day administration for one horse | Select the Best Legacy Pellets Equine Joint Supplement | Size 20 lb