Most food allergic dogs have one or more of the following symptoms:

“It certainly seems like we’re seeing more dogs with food allergies, similarly to humans,” says Mona Boord, DVM, co-owner of the Animal Dermatology Clinic in San Diego.

The most common types of human foods that cause allergic reactions in dogs are:

Shopping for a dog food for allergies can feel a little overwhelming. The expense of grain-free foods can make feeding your allergic dog a trial, let alone the cost of rarer proteins like bison or venison. We’ll cover common problem foods for dogs, and explore hypoallergenic dog food options, from the best affordable hypoallergenic dog foods to the most deluxe, super-premium formulas available.

Dogs With Food Allergies: Symptoms, Common Triggers, and More

No breed predilection for food allergies has been firmly established in  or dogs. Peanut butter dog biscuit? Peanut butter to cover a pill? Peanut butter as a treat? Think again. Many people commonly give their dogs peanut butter because it is a food that they personally enjoy and want to share it with their beloved pet. There really is no upside to doing this and there can be significant downsides, especially if your dog has allergies.

Jump to Can Dogs Be Allergic to Food

Some dog owners opt for allergy shots to treat the dog’s allergies, but these can be quite pricey and do take some time to have an impact on the dog’s allergies. The injections are given for a regular period of time until the dog can build up immunity. Usually, allergy shots are given for other environmental factors besides food allergies, since many environmental factors cannot be avoided, unlike food ingredients.

Food Allergies & Food Intolerance in Dogs - Pet Education


Dogs and cats with allergies are itchy. They itch because histamine is released when their immune system attacks the offending allergen. Areas of the skin that most often itch are ears, eyes, feet—even between the toes—arm pits, groin, and around the anus. This itching causes feet biting, head shaking, face rubbing, and bottom scooting. Some pets also bite or scratch their bellies. About 60% of cats that pull out their hair (barbering) and have bald spots (alopecia) have itchy skin from food allergies.For dogs and cats, the most common sign of food allergy is itching and scratching. Other signs of food allergies are head and neck itching, miliary dermatitis, eosinophilic granulomas, swollen lymph nodes, hives, and conjunctivitis.Proteins cause most food allergies. It's unusual for pets to be allergic to carbohydrates or fats. Considering all dog food allergies, two-thirds are caused by beef, dairy, and wheat. Dogs are also frequently allergic to soy, chicken, eggs, and corn. For cats, 90% of food allergies are caused by beef, dairy, and fish. Cats are also commonly allergic to lamb, wheat, chicken, and corn. Soft-Coated Wheaton Terrier, Dalmatian, West-Highland White Terrier, Collie, Chinese Shar Pei, Llasa Apsa, Cocker Spaniel, Springer Spaniel, Miniature Schnauzer, Labrador Retriever Dachshund and the Boxer. Breed data from Colorado State University shows that retrievers may be at greater risk to develop food allergy than other breeds of dogs. While the age at presentation has been reported as variable, several researchers now feel that at least 33% of their cases in dogs are of animals less than one year of age. Clearly, while food allergy may occur at any time in animal’s life, it should always be considered as a differential of pruritus in the young dog