Allergies are a dog’s negative reactions to certain substances found in their environments, skin or diets ... before ...

"My dog suffers ... make up a homemade diet without those cheap fillers and artificial flavors. Even if the skin lesions were present before you started this new diet, a food allergy to beef ...

Caterina Trimarchi/Shutterstock The symptoms of an allergic reaction vary depending on the type of allergy a dog is experiencing. Food allergies may result in itchy skin, paws, or ears ...