Dog Food Allergies Symptoms, Causes and Treatment

Dogs exhibit a wide range of allergic reactions such as seasonal, food, environmental, and allergic reactions to snake and insect bites. Food allergies are the most common in dogs. While dogs exhibit food allergies, they show symptoms such as dry, itchy skin, sneezing, infection inflammation, and stomach issues.

Knowing the healthiest dogs react to food allergies or help you understand the kind of foods you need to give your dogs and what to do when your dog starts showing symptoms of food allergies.

This guide will show you all you need to know about dog food allergies and how to handle them in case it happens.

What is the Most Common Food Allergy in Dogs?

Dogs are most commonly allergic to the following foods  

  • Soy
  • Pork
  • Rabbit
  • Fish.
  • Beef
  • Dairy
  • Wheat
  • Egg
  • Chicken
  • Lamb/mutton.

Also Read: Healthy Foods Dogs Can Eat

What are the Clinical Symptoms of Food Allergies in Dogs?

In the dog, the symptoms of food allergies are usually 

  • Aggression.
  • Weight loss
  • Hyperactivity
  • Lack of energy
  • Itchy skin, paws, or ears.
  • Digestive disturbances such as vomiting or diarrhea. 

How Long Does it Take for a Dog to Show Signs of Food Allergy?

Some dogs show an immediate reaction to foods they are allergic to. They break out in hives, swell up, and vomit shortly after ingesting the allergen.

On the other hand, some may take several minutes or hours, or as far as 14 days, to start presenting allergy symptoms.

Can My Dog Suddenly Develop a Food Allergy?

A dog can suddenly become allergic to a food they have been eating all their lives. So yes, your dog ACN suddenly develops a food allergy even though they have had it many times before.

What Can I Give My Dog for Food Allergies?

Here are some of the things you can give your dog that is allergic to some foods:

  • Nom Nom Fresh
  • Wellness Simple 
  • Merrick Limited Ingredient Diet  
  • Purina Pro Plan Veterinary Diets 
  • Royal Canin Veterinary Diets Hydrolyzed Protein 

How Do I Figure Out What My Dog is Allergic to?

To determine what foods your dog is allergic to, take your furry little friend for a radioallergosorbent test. A radioallergosorbent test is a blood test that can be used to determine whether a dog is allergic to specific antigens. This test is often performed as part of the workup for atopy in dogs.

What Food is Best for Dogs with Itchy Skin?

The best food to feed dogs with itchy skin includes;

  • Blue Buffalo 
  • Pupper Chicken Topper.
  • Hill’s Science Diet Dog Food for Sensitive Skin.

What Meat is Best For Dogs with Allergies?

Dogs that are allergic to meat are called Hypoallergenic dogs. Hypoallergenic dog food options include 

  • Lamb
  • Kangaroo
  • Duck and pea
  • Salmon and potato  
  • Venison and Potato

How Long Does a Food Allergy Last an a Dog?

Food allergy in dogs lasts about eight weeks for the symptoms to clear. If you notice your dog is allergic to a particular food, switching the type of food and treats is ideal.

How Can I Tell if My Dog is Allergic to Chicken?

Dogs that are allergic to a chicken show the following symptoms;

  • Hives. 
  • Rashes 
  • Fur loss
  • Skin and ear infections  
  • Wounds or “hot spots” may also occur.
  • Red or itchy skin on the paws, abdomen, groin, face, and ears.

What Dog Breeds are Allergic to Chicken?

Who doesn’t love chickens? So sad some does don’t. While chicken allergy can affect any dog breed, some breeds are more susceptible to chicken allergy than others, includes;

  • Labradors
  • Cocker Spaniels
  • Golden Retrievers
  • German Shepherds.

What is the Best Dog Food for Dogs with Chicken Allergies? 

If your dog is allergic to chicken, you can substitute chicken meals for the following dog food;

  • Royal Canin Veterinary Diet Hydrolyzed Protein HP Dry Dog Food.
  • Hill’s Prescription Diet d/d Skin/Food Sensitivities Potato & Venison Formula Dry Dog Food.

Does Benadryl Help Dogs with Food Allergies?

Benadryl is a great medication for use in dogs with mild-to-moderate allergies. 

What Natural Remedy Can I Give My Dog for Allergies?

Natural ways to help your dog with food allergies include putting the following on their skin to calm the itching;

  • Apple cider vinegar
  • Coconut oil
  • Aloe vera 

What Ingredients in Dog Food Make Itch?

Certain food contents in dogs can make a dog’s skin itch which is the cause of allergies in dogs. Some of the contents in food that can make dogs itch include;

  • Beef
  • Dairy
  • Wheat
  • Chicken 

What Vegetables Are Good For Dogs With Allergies?

The best foods you can give your dogs with allergies are proteins like rabbit and duck. Veggies like green beans, broccoli and fruits like apples, watermelon, and pears also come in handy.


Dogs reacting to food allergy can show a variety 9f symptoms that will make you know they are allergic to a certain food. Most dogs develop allergies along the way, and others’ allergies are related to their breed. Take advantage of the natural remedies we have stated to help your dog get through that phase.


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