Vita Flex Hylamotion Equine Joint Support Formula Easy-to-give, palatable alfalfa-based powder delivers 100 mg HA per serving HA is the ultimate in joint lubricants. It is a major component of skin, cartilage and synovial fluid, the shock -absorbing fluid in the joints. Ideal for working horses, performance horses, show horses and aging horses Administer with Glucosamine and/or Chondroitin for additional joint support Guaranteed results or your money back