This holistic, grain - free, and gluten - free dog food offers unique protein sources and no meat by - product meals. (geekwrapped.com)
All the brands mentioned above use unique protein sources and carbohydrates that are less likely to trigger allergies in dogs and would work well in an elimination diet. (ipupster.com)
The dog is fed a special diet that contains unique protein sources that he's never before eaten, and so should not be allergic to. (thesprucepets.com)