100% Complete & balanced nutrition. Higher energy - More beef protein (compared to previous Purina Hi Pro Formula). Contains Omega 6 Essential Amino Acids. Extra nutrients for active dogs. Advanced Nutrition for Active Dogs: Purina Hi Pro delivers vital nutrients that help keep active dogs in peak condition. Dogs with maximum nutritional demands, such as working dogs, dogs under physical stress, and even active family dogs, require more than the nutritional minimums. Purina Hi Pro provides the key nutrients that active dogs use more quickly by delivering extra calories, protein and carbohydrates. This Advanced Nutritional formula with beef protein, at 441 calories per cup and a 15% fat level, replenishes your dog with well-rounded nutrition that also includes essential fatty acids to help ensure your pet has healthy skin and a shiny coat. Key Ingredient: Nutrient; Benefit - Beef and Bone Meal: Calcium, phosphorus & protein; Helps maintain strong bones, muscles and teeth. Ground Yellow Corn: Linoleic acid; Essential fatty acid for healthy skin and coat. Corn Gluten Meal: Protein; Promotes healthy muscles. Beef Tallow: Fat; Energy and taste. Promotes lustrous skin and coat. Helps active dogs maintain proper weight. Fortified Vitamins: Vitamin A; Helps maintain good vision. The Purina Life System: Knowing that dogs' nutritional needs change throughout their lifetime, our pet experts created the Purina Life System - A line of quality products tailored to a dog's specific age, weight, activity level or lifestyle. Purina applies the most important advances in pet care and nutrition to each food. All deliver 100% of the Purina Canine Nutrient Requirements (CNR) of vitamins, minerals and other nutrients for specific life stages or lifestyles. Pet Nutrition Experts: The Purina Pet Care Center is the largest facility of its kind in the world. For over 70 years, we have devoted an entire staff to advancing pet nutrition. The discoveries of our veterinarians and scientists have been published worldwide - and are the foundation of Purina formulas. Animal feeding tests using Association of American Feed Control Officials (AAFCO) procedures substantiate that Purina Hi Pro provides complete and balanced nutrition for all life stages.