(Vetri-Science) Glyco-Flex III Tablets are a GlycOmega Perna product for advanced joint and connective tissue support in older dogs. Glyco-Flex III represents Stage III of the Glyco-Flex formulas and is designed for dogs that require advanced joint support. Recommended for dogs with a maximum need for joint and connective tissue support, geriatric and working dogs, as well as a follow-up to orthopedic surgery. Each chewable tablet contains 1000 mg glucosamine HCI, 600 mg Perna canaliculus (green lipped mussel), 1000 mg MSM, 100 mg DMG, 10 mg manganese, 50 IU vitamin E, and 30 mg vitamin C. Roast chicken flavor. Chewable tablets.