Superflex is a unique formula that offers the very best, targeted nutritional support to maintain optimum mobility and joint flexibility. Superflex is recommended for working and sporting dogs, older dogs prone to stiffness and for dogs with genetic skeletal variations. Developed and tested in Europe by veterinary scientists, Superflex comes in a choice of liquid or reward form. Either mix the great tasting liquid into your dog’s feed, or treat him with a highly palatable treat - whichever he prefers!