Riaflex Green Lipped Mussel (GLM) is a natural source of nutrients known to support joint health & mobility in dogs. Rich in Omega 3 fatty acids, glucosamine, chondroitin, and amino acids, it helps maintain healthy cartilage and supports joint comfort. A highly concentrated & high quality Green Lipped Mussel, with nothing else added to it, making it the perfect partner to Joint Plus HA to compliment the demands of your working dog's active lifestyle. Composition: Green Lipped Mussel 100%. Made up of: Saturated Fatty Acids: (58.9%) of which 7-10% Omega 3's; EPA, DHA, ETA. Glycosaminoglycans 2% (Glucosamine & Chondroitin).