Various cooking processes are used in preparing commercial pet foods to ensure delivery of highly nutritious, palatable products. The methods used are determined by the final form (e.g., a dry or wet food), desired texture and visual properties, and packaging. Common forms of pet food include dry extruded kibbles and canned wet food.

Osteoarthritis is the most common chronic joint disorder in dogs and cats. Nutrition as a part of a multimodal management approach may help improve quality of life for pets with joint disease and may also be beneficial in supporting joint health in well pets.