D I G T E K

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Happy yellow Labrador Retriever with its owner and a food bowl.

Your dog is constantly scratching, licking, and chewing, leaving you wondering what’s causing their discomfort. It might be time to consider a food allergy. While fleas, environmental irritants, and other factors can contribute to these symptoms, food allergies are a common culprit.

Canine food allergies, also known as cutaneous adverse food reactions (CAFR), trigger an immune response to specific ingredients in food, typically proteins or carbohydrates. These allergies can develop at any age, even if a dog has eaten the same food for years without issue. Food allergies are diagnosed in a significant percentage of dogs with skin allergies.

Common signs of food allergies include intense itching of the feet, belly, face, and anal area, leading to excessive scratching, licking, and chewing. This can result in skin lesions, bacterial infections, and yeast infections. Ear infections are also prevalent in dogs with food allergies, sometimes being the only noticeable symptom. Gastrointestinal issues like diarrhea and vomiting can also occur, particularly in puppies. In rare instances, more severe reactions like bronchitis or anaphylaxis can develop. It’s crucial to remember that dogs with food allergies often suffer from other allergies, such as those to pollen, dust mites, or insect bites. A veterinarian can help determine the underlying cause and provide appropriate treatment.

Diagnosing a food allergy can be complex, as symptoms often mimic other conditions. Veterinarians typically begin by ruling out parasites, ringworm, and hormonal imbalances. They’ll inquire about changes in the dog’s environment, seasonal patterns of irritation, and any similar symptoms in other household members. Dietary history, including treats and table scraps, is also crucial to evaluate potential food sensitivities. Food sensitivities, unlike allergies, are chronic reactions to ingredients rather than immune responses. For example, a dog might experience digestive upset from high-fat foods. Both food sensitivities and allergies require dietary adjustments for symptom relief.

Before purchasing dog food, carefully examine the ingredient list, especially the first four ingredients. Consulting with a veterinarian for dietary recommendations is always advisable. Providing your veterinarian with detailed information about your dog’s diet, including all food, treats, and medications, as well as any environmental changes and the onset of symptoms, can significantly aid in diagnosis. Information about other pets in the household and their diets is also helpful.

Common food allergens in dogs include beef, dairy, wheat, and lamb. Chicken, once considered the primary culprit, is now less frequently implicated. Soybeans, eggs, corn, and walnuts can also trigger allergic reactions. Certain breeds, such as Boxers, Labrador Retrievers, Pugs, Rhodesian Ridgebacks, and West Highland White Terriers, are predisposed to food allergies. German Shepherd Dogs and Golden Retrievers also exhibit higher rates of these allergies.

Since there’s no cure for food allergies, managing them involves identifying and eliminating the allergen from the dog’s diet. Elimination diets, prescribed by veterinarians, are the most reliable diagnostic method. These diets typically use novel protein sources (proteins the dog hasn’t previously consumed) or hydrolyzed proteins (broken down proteins less likely to trigger a reaction). Veterinarians may prescribe medications to alleviate symptoms during the elimination diet trial.

Elimination diets require strict adherence for several weeks, often 8-12 weeks, to allow for accurate assessment. All food sources, including treats, table scraps, flavored medications, and even flavored toys, must be carefully controlled. Other pets in the household should be fed separately to prevent cross-contamination. If the elimination diet is successful, maintaining the new diet long-term is crucial, as food allergies are lifelong conditions. While specialized Dog Food For Allergies might be more expensive, the cost of treating allergy symptoms often outweighs the dietary investment. Once a suitable food is found, consistency is key to managing the allergy and ensuring your dog’s well-being.

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