Eukanuba Adult Small Bites dry dog food provides complete and balanced nutrition for small and medium breed dogs 12 months or older, weighing up to 54 lbs., with a smaller muzzle or preference for a smaller kibble. It helps promote lean muscle development and joint health in active adult dogs with a combination of animal protein, glucosamine, and chondroitin sulfate. DHA and vitamin E helps keep dogs sharp and supports healthy brain function. 3D DentaDefense maintains dental health by helping reduce tartar buildup. Optimal levels of fats and carbohydrates fuels an active lifestyle.