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.

Alternative proteins, which are generally considered protein sources other than the traditional animal sources such as beef and chicken, are increasingly being utilized in both human and pet food. What are examples of alternative proteins, and why are they used in pet food?

Vegetarians may choose a meat free diet for many reasons including concerns for health, animal welfare, and environmental sustainability. For similar reasons, some pet owners may wonder if a vegetarian diet is an acceptable option for their pet.

Although medium-chain triglycerides (MCTs) do not supply essential fatty acids and thus should not be the only dietary fat source in pet food, 1 studies show supplementing MCTs in the diet can provide health benefits to some dogs.

Pet owners often ask veterinary health care providers why organs are included in pet food. There are nutritional advantages to including organs, and utilizing organs in dog and cat food is also beneficial for the environment.

Postbiotics are an example of a dietary intervention that may improve microbiome, gastrointestinal, and host health.

Homemade diets are perceived as healthier to some pet owners, but despite their draw, they may not be complete and balanced for healthy pets.

Postbiotics contain dead microorganisms and/or their components, but they still provide biological benefits for the microbiome and overall health. Learn more about this emerging topic in microbiome science.

Raw meat diets are popular but may present several health risks.