Purina Pro Plan Sport 37.5 Lb. Chicken Flavor All Ages Performance Dry Dog Food

Dry dog food featuring concentrated nutrition to help optimize oxygen metabolism (VO2 MAX) for increased endurance. Contains amino acids to help nourish muscles, including the crucial time immediately following exercise. Includes 30% protein and 20% fat to help fuel metabolic needs and maintain lean muscle. EPA, an omega-3 fatty acid, and glucosamine help support joint health and mobility.