Grains provide valuable nutrients, but pet owners may believe that grains are “fillers” or that they may be a source of food allergies.

Similar to human foods, ingredients used in pet foods come from a number of sources. Many are obtained directly from animal or plant raw materials, but they can also be manufactured (or synthesized) and are referred to as ‘synthetic’ ingredients. What types of synthetic ingredients are used in pet foods and what is their role?

Purina was the first to use prebiotics in pet food and is a leader in the field. What are the benefits of prebiotics to pets?

Salt is an important component in pet foods and is involved in a number of critical functions in the body. With recommendations to restrict salt intake in people, does the same apply to pets?

Soy can provide nutritional advantages for pets, but pet owners often question the quality and health impacts of this ingredient.

The small amounts of sugar in pet foods have important functions, but pet owners often view sugar as an ingredient that only adds calories and causes obesity or diabetes.

Frédéric Gaschen, Dr.med.vet., Dr.habil., with Louisiana State University's School of Veterinary Medicine, explains when to suspect a dog's diet as a potential cause of chronic diarrhea and what to consider when choosing an elimination diet.​

Nutrition can play an important role in diagnosis and management of dogs with chronic enteropathy.

A diet change is the leading nutritional strategy for managing dogs with food-responsive enteropathy.