Bison is pretty similar to beef, which is recognized as a healthy protein for dogs. However, there are a few key differences, bison is leaner than beef which makes bison preferable to beef in some respects. Also, bison contains slightly more protein per ounce than beef does.
You don’t want to switch your dog’s food abruptly. While some dogs tolerate these kinds of chances well, others may suffer from stomach pains, diarrhea and general discomfort if forced to switch to a new food too quickly.
Accordingly, most authorities recommend switching your dog’s food gradually, over the course of about a week.
Origin: Cibola Farms