Can you list all of the foods (brands and flavors) she has been on? We might be able to see more. Sometimes grains cause dogs to be itchy, things like that.
Honestly, getting the allergy test is probably the best idea but I can completely understand why you don't want to spend that much money. In the end it's up to you. You might be able to figure it out on your own but then again you may never figure it out, spending lots and lots more money. |