Illustrated Articles

Diet & Nutrition

  • Over 60% of dogs in North America are either overweight or obese, so paying attention to the balance between activity and calorie intake is important. Nutrient formulation and portion control are the two most important aspects of weight control. Once you have chosen a formula and have calculated a reasonable daily portion based on calorie density, the best way to stay on track and prevent unwanted weight gain is to combine portion control with regular, formal weigh-ins.

  • Working and service dogs come in many forms; as such, their nutritional needs vary widely. All diets should be complete, balanced, and life-stage appropriate, with consideration towards energy density and maintenance of ideal body condition. This article reviews these nutritional considerations and provides clinically relevant tools for the dog handler and the veterinary care team.

  • This handout discusses the risks and benefits of feeding a home-prepared versus commercial diet to your cat or dog. Topics highlighted include food safety, nutritional imbalances, and the need to ensure that any home-prepared diet has been well researched for nutritional safety and completeness.

  • Veterinarians recognize the relationship between nutrition and the health of the skin and haircoat. It is important to prevent malnutrition, both by preventing deficiencies AND excesses of nutrients. Your veterinarian is the very best source of information and guidance for choosing the most appropriate nutrient profile for your cat.

  • This handout summarizes the strong link between good nutrition and healthy skin and fur. Issues dealing with skin are a very common reason for visits to the vet, and the role of diet and supplementation in treating these conditions are highlighted.

  • Cats are obligate carnivores and cannot be vegetarian. Through evolution, cats have become dependent on the specific forms of nutrients found only in animal tissue. Feeding your cat a proper diet is one of the most important aspects to help keep them at optimal health. It is important to keep in mind that the nutritional requirements and dietary preferences change over the course of the cat's lifetime. Your veterinary health care team can help you make good-quality diet choices and determine the correct number of calories your cat needs in a day.

  • The optimal diet varies from species to species, and contains an ideal ratio of the major essential nutrients of proteins, fats and carbohydrates, as well as adequate levels of trace nutrients such as vitamins and minerals. While a recipe for a home-cooked diet may appear to come from a knowledgeable source, ideas about what constitutes the ideal diet for dogs and cats is currently evolving. Your veterinarian can help ensure that your pet's diet is appropriate and healthy.

  • By-products are ingredients commonly found in commercial pet foods and are considered highly desirable by many human cultures. However, there is ambiguity surrounding this term and misperceptions related to overall nutritional value. This article reviews the formal definition of by-products in the pet food industry and highlights the nutritional and environmental benefits they provide.

  • Corn and grain have been included in commercial pet foods for many years. Recently, however, these ingredients have been portrayed in the media as "fillers" that provide little nutritional value to pet foods. Conversely, corn and grain provide a wide range of essential nutrients that support the health of both dogs and cats. This article explores this topic with reference to specific nutritional benefits.

  • Because of differences in large and giant dogs' energy and nutrient needs, some pet foods are specifically formulated for these requirements. Adequate diet and feeding management are important for adequate growth and preventing orthopedic problems and gastric dilatation-volvulus (GDV) or bloat. Specific recommendations are included for selecting an appropriate diet for a large or giant breed dog. Feeding management recommendations are also included.