A food allergy is a reaction to food that involves the bodyâ€™s immune system. It is usually always a protein particle in the food that is responsible for reactions. Your dog may itch, lick, and chew paws, flank, groin, neck, and ears. The itching can be during all seasons. A small percentage of food allergy dogs may only have chronic otitis. The dog may also have some gastrointestinal signs such as chronic vomiting, diarrhea, belching, and frequent bowel movements. Food allergy dogs often have both varying degrees of skin signs and gastrointestinal problems that persist.
Many people erroneously assume itching due to foodÂ allergy requires a recent diet change of some sort. In fact,Â the opposite is true. Food allergy requires time to develop;Â most animals have been eating the offending food for years with no trouble. Read more