Allergies in dogs are very common. And it is very sad to see our pets suffer because we do strive to give the very best of care to our beloved canine friends. Allergy is the body’s negative reaction by the immune system to allergens- substances which cause allergies. While allergens may usually be harmless, for an allergic dog, they may be life threatening. There are three main types of allergies in dogs- flea allergy dermatitis, environmental allergies and food allergies. So