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Hypoallergenic Dog Food – When It Makes Sense & How It’s Made

Which dog food is right for your dog? 

In the big LuckyChef dog food check, we compare the most important feeding options and show you what to look out for when making your choice. In this article, you'll learn everything you need to know about hypoallergenic dog food.

You can find the complete overview of all feeding options on our Dog Food Check topic page.

What Is Hypoallergenic Dog Food?

Hypoallergenic dog food is a dietetic food. It is fed when a food allergy is suspected or has already been diagnosed. 

Not every food for dogs with sensitive stomachs is automatically hypoallergenic. That's why it is important to look at the ingredients list and product declaration. For example, single-protein recipes, which are often used in sensitive dog food, do not replace a genuine hypoallergenic elimination diet and are not automatically suitable for every dog with an allergy. Find out more about sensitive dog food in our Dog Food Check. 

Hypoallergenic food is intended to keep the risk of allergic reactions as low as possible and is an important diagnostic tool. A hypoallergenic diet can be used to gradually determine which proteins a dog is allergic to or which food allergy it has. 

The key is that the protein source used is new to the dog or has not been fed previously. 

The dog's immune system has not yet produced antibodies against this protein source. And no antibodies means no antigen reaction and therefore no allergic symptoms. 

Blood tests in dogs have an accuracy of only around 50 percent. Hypoallergenic diets are therefore an important diagnostic tool for veterinarians and dog owners whose dogs suffer from allergies, helping to improve their quality of life. 

A hypoallergenic diet can be used to gradually determine which proteins a dog is allergic to or which food allergy it has.

As a rule, the dog is fed exclusively with the hypoallergenic diet for several weeks. Afterwards, during the so-called "challenge phase", another ingredient is added, e.g. chicken. If the dog develops symptoms, this indicates that the dog is allergic to chicken. 

Very important: If an elimination diet is being used to determine which ingredients are causing symptoms, consistency is crucial. During this time, the dog should receive only the recommended food – treats, chews or table scraps can also skew the results. 

What Is Hypoallergenic Dog Food Made Of?

Hypoallergenic dog food differs from other types of dog food through the targeted selection and processing of its ingredients. 

Either the ingredients are deliberately limited, or the proteins they contain are processed in such a way that the immune system is less likely to recognize them as allergens.

Hypoallergenic Dog Food: Single-Protein Recipes

For more information, simply expand the section below. 

Hypoallergenic therapeutic diets with a single-protein source contain only one animal protein source. For a hypoallergenic elimination diet, this protein source must be new to the dog, meaning it has not been fed previously. Some manufacturers use exotic meats such as venison or kangaroo. 

Insect protein can also be used.

The unfamiliar protein source is usually complemented by a few other carefully selected ingredients. The simpler the recipe, the easier it is to determine what a dog is allergic to.

Hypoallergenic Dog Food: Hydrolyzed Proteins

For more information, simply expand the section below. 

Hypoallergenic dog food with hydrolyzed proteins is often used in particularly persistent or unclear cases of food allergies and differs significantly from conventional dog food due to the extensive processing of its ingredients. 

In hydrolyzed dog food, the proteins it contains are broken down into very small components. The idea behind this is that the immune system should no longer recognize the proteins as allergens, or only recognize them to a much lesser extent, and therefore trigger little or no immune response.

A small white dog sitting in front of a bowl of dry food.

When Is Hypoallergenic Dog Food Useful?

Not every instance of itching or digestive problems is automatically caused by a food allergy. In fact, symptoms such as diarrhea, skin problems or ear infections often have other causes – for example, environmental allergies, parasites or diseases of the digestive tract. 

Hypoallergenic dog food does not necessarily offer benefits for every dog. It should be used as specifically as possible and in consultation with a veterinarian.

Benefits of Hypoallergenic Dog Food

  • Can help identify allergy triggers: If a food allergy is the cause of itching, digestive problems or recurring skin irritation, hypoallergenic dog food can help identify potential allergy triggers. This is why it is often used as part of a veterinarian-supervised elimination diet.
  • Available in different feeding options: Hypoallergenic recipes are now available in various forms, making it possible to adapt the diet to the individual needs of the dog.

Disadvantages of Hypoallergenic Dog Food

  • There is no one-size-fits-all solution: Hypoallergenic dog food can vary considerably in its composition. Some varieties use hydrolyzed proteins and are highly processed. Others use selected protein sources and simple recipes. Which option is suitable always depends on the individual dog and its diagnosis.
  • Often more expensive than standard food: Therapeutic diets are often more costly due to their recipes, the ingredients used or the more complex manufacturing process.
  • Only useful following a confirmed diagnosis: Hypoallergenic food should be used selectively. Itching or diarrhea is not always related to diet. Without veterinary guidance, switching to hypoallergenic food too quickly can result in the actual cause of the symptoms being overlooked.

Practical Experience: Veterinarian Hanna Holster on Hypoallergenic Dog Food

“Hypoallergenic food is not just a treatment or a crazy idea for feeding your dog something particularly exotic. It is the only way to properly assess mysterious ear scratching, paw licking and recurring digestive problems and give them a diagnosis.

Because: A consistently conducted elimination diet followed by a challenge is the only reliable method to truly confirm a food allergy. Blood, saliva or hair tests do not yet provide reliable results for this in dogs.

Basically, there are two ways to keep potential allergens out of a dog's bowl: With a hydrolyzed diet, proteins are broken down to such an extent that the immune system ideally no longer recognizes them. With a classic elimination diet, the dog is given an (exotic) protein source that it has never eaten before, combined with a low-allergen carbohydrate source.

Consistency is crucial: The elimination diet must be maintained for at least 8 weeks, with no treats, chews, table scraps or flavored medications. Even a small slip-up can make the results unusable.

If the symptoms improve, the diagnosis is not yet complete. A food allergy is only considered confirmed when the previous food causes symptoms again.

My conclusion: Hypoallergenic food is not just a treatment – when used correctly, it is the most important diagnostic tool. However, the food alone is not enough. You need a clear plan, absolute consistency and, ultimately, a controlled rechallenge.”

FAQ: Hypoallergenic Dog Food

Here we answer important questions about hypoallergenic dog food.  

Is something missing? 

Feel free to contact our editorial team! 

etrieba@luckychef.com

Is Hypoallergenic Dog Food good?

Hypoallergenic dog food can be beneficial for dogs with a diagnosed food allergy or certain food intolerances. What matters is not whether a food is marketed as hypoallergenic, but whether it meets the individual needs of the dog.

Can Hypoallergenic Dog Food Be Fed Long-Term?

Yes, as long as it is a complete food and your dog tolerates it well. Many dogs with a diagnosed food allergy are fed a hypoallergenic diet long-term. Whether this is necessary or whether your dog can be switched to a different food after an elimination diet should be decided together with your veterinarian.

What Are the Disadvantages of Hypoallergenic Dog Food?

Hypoallergenic dog food is not necessarily the better choice for every dog with a sensitive stomach – it should only be used when it is actually needed. There are also different approaches: While some products rely on highly processed hydrolyzed proteins, others use selected protein sources and simple recipes. Which option is appropriate always depends on the individual diagnosis of the dog.

Overview of Feeding Options

Hypoallergenic dog food is not necessarily the right choice for every dog. If you want to get a complete overview of all feeding options, take a look at our comprehensive Dog Food Check.