They also contain hormones, pesticides and antibiotics that are not healthy for companion animals. Animals in the wild eat a large amount of vegetable matter. To feed them the meat they would naturally eat, you would have to serve them whole mice or allow them to hunt for themselve. Considering dogs have been domesticated, this is not feasible, nor is it fair. Studies show that the same diseases and health problems associated with meat consumption for humans also affect companion animals.
Vegetarian dogs enjoy their food and the health benefits associated with it.
For more information on vegetarian companion animals, visit PETA . Nothing could have possibly prepared me for what I was about to see. The horror was enough for me to clean out my cupboards that very night. I've been vegetarian ever since. There is no nutritional need for humans to eat animal products.