GlycoFlex® Plus provides dogs with ultimate strength joint support and is clinically proven to increase hind leg strength by up to 41% in just four 4 weeks.* It combines 11 active ingredients, including Perna canaliculus, chondroitin sulfate, glucosamine, MSM and antioxidants to support your dog’s joints and connective tissue. GlycoFlex® Plus is recommended by veterinarians for active, competitive and senior dogs suffering from occasional discomfort and mobility issues as a result of joint degradation or inflammation. Dogs love these delicious bite-sized chews available in duck, bacon and peanut butter flavors.*Washington State University Study: The effects of GlycoFlex® 3 on a stable stifle OA model in dogs.