Food allergies only account for
10 percent of allergy
problems in dogs
often can not tolerate soy products, wheat, corn, beef, pork, chicken, milk, whey, eggs, fish, chemical preservatives, or artificial sugars in their food.
Determining the food allergen can be time consuming. First, eliminate all the possible allergens from the diet, by using a home made diet consisting of a protein and a starch the dog has not eaten before.