However, yeast is believed to help protect the dog from fleas and boost the functions of the dog's immune system. (dogfoodchat.com)
This formula will also provide fruit and veggie sources of antioxidants, which are important for the maintenance of a healthy immune system and in protecting your dog against disease and infection. (mysweetpuppy.net)
We can all help protect dogs from puppy mill cruelty by refusing to purchase dogs from pet stores. (onegreenplanet.org)