Cox Veterinary Labs| The search for safe and effective alternatives for joint pain without harmful side effects has led to the increased popularity of natural products such as Acti Flex| The same formulation and levels of essential ingredients as the liquid form in an alfalfa based powder| Glucosamine Sulfate Chondroitin Sulfate Methylsulfonylmethane MSM and Superoxide Dismutase occur naturally in the body serving the function of repairing joints and many other tissues| 5lb Refill Bag| 91111|