NAF SUPERFLEX POWDER 400G Superflex is the right combination, a scientifically balanced ratio of readily absorbed Glucosamine and Chondroitin, highest quality MSM plus the added benefits of a powerful antioxidant formula, exclusively designed by NAF to address excess toxin build up around the joint. Ingredients: Glucosamine HCl, MSM, Products of tubers & roots, l-Glutamine, Chondroitin sulphate, Hyaluronic acid. When to feed: Feed daily for working joints, particularly in competition horses or where compromised joint function is seen.