after cooking, most of that moisture is lost, reducing the meat content to just a fraction of its original weight. however, aside from its energy content, this cereal grain is of only modest nutritional value to a dog. however, peas contain about 25% protein, a factor that must be considered when judging the meat content of this dog food. however, flaxseed contains about 19% protein, a factor that must be considered when judging the actual meat content of this dog …