* No Wheat * No Corn * No Artificial Ingredients** * 6 Beneficial Ingredients * Including All the Health Benefits of the Perna Mussel * For Use in Dogs Only * For All Dogs * Quality Seal - NASC - National Animal Supplement Council Why It Works * Glucosamine - Supports lubrication of the joints, flexibility and mobility * Perna - Ingredients naturally found in perna enhance the healthy functions of joint and connective tissue * MSM - A source of sulfur, which supports maintenance of connective tissue function * Antioxidants - Support protection of the joints from everyday free radical damage **No artificial colors, dyes or harmful preservatives.