They have to be sensitized; they have to have been exposed for some period of time. So, in general, they're not going to react really dramatically the first time they eat it but a dog that has eaten a food for years could suddenly become allergic to that food. 27 апр. 2012 г.
How can you tell if your dog is allergic to food?
In the dog, the signs of a food allergy are usually itchy skin, paws, or ears or digestive disturbances such as vomiting or diarrhea. Other more subtle changes can also occur, including hyperactivity, weight loss, lack of energy, and even aggression.
Can dogs develop food intolerance over time?
Food: The most common causes of food allergies/intolerance in dogs are beef, milk products and wheat. Damage: Inflammation, infection, surgery and some medications can damage the digestive system and may lead to food allergies/intolerance. Age: Food allergies/intolerance can occur at any age.
Why is my dog all of a sudden allergic?
Most often, pet allergy is triggered by exposure to the dead flakes of skin (dander) a pet sheds. Any animal with fur can be a source of pet allergy, but pet allergies are most commonly associated with cats and dogs.
More useful articles on a similar topic 👇
Are food allergies in dogs genetic?How do food allergies develop in dogs?
