IMPROVES SKIN & COAT, JOINTS, DIGESTION, IMMUNE SYSTEM, HEART, and BRAIN FUNCTION– Our whole health complete 8 in 1 multivitamin will keep dogs living a long, healthy, energetic life. This formula contains eight essential vitamins that all dogs need for strong hips and joints, nourished skin and shiny coats, clear vision, heart health, proper digestion, healthy thyroid and nerve function, and a robust immune system.