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What to Know About Autoimmune Disease in Dogs and Cats

With autoimmune disease in dogs and cats, the pet's immune system is so overloaded that the body mistakenly attacks itself. For example, dogs and cats can have a thyroid abnormality (dog’s hypothyroidism and cat’s hyperthyroidism) that is often an autoimmune reaction. Triggers that prompt autoimmune disease in cats and dogs can be:

  • Stress-related
  • Food allergies
  • Environmental allergies
  • Toxins
  • Genetics

There is hope for dogs and cats with autoimmune conditions. Identifying the triggers can help control the inflammation associated with autoimmune disease. If your dog or cat has an autoimmune disease, Click here to learn more about how to help your pet with autoimmune disease.

Autoimmune Disease - Dogs Symptoms

Recognizing the symptoms of autoimmune disease in your dog is the first step to properly treating the problem. Autoimmune disease is characterized by periodic “bouts” of unusual symptoms that may appear to be unrelated.

Autoimmune disorders in dogs symptoms may include:

  • Chronic health issues (e.g. one infection after another)
  • Loss of appetite or anorexia
  • Lethargy
  • Painful, swollen joints or lameness (immune-related arthritis)
  • Skin problems (lesions, hair loss, coat changes)
  • Ulcers in mucocutaneous junctions – nostrils, anus, mouth
  • Gastrointestinal disorders (diarrhea, vomiting, constipation)
  • Unusual weight gain or loss
  • Hematological disorders (bleeding, low platelets, etc)

Some examples of autoimmune disorders in dogs include:

  • Hypothyroidism (canine autoimmune thyroiditis)*
  • Inflammatory Bowel Disease
  • Addison Disease
  • Autoimmune Hemolytic Anemia (IMHA)
  • Lupus Erythematosus
  • Pemphigus
  • Immune Thrombocytopenia

*An estimated 90% of canine thyroid disease is caused by autoimmune thyroiditis

Autoimmune Disease in Cats – Symptoms

Autoimmune disease in cats is also characterized by puzzling, unusual symptoms similar to some of those in found in dogs. In contrast to hypothyroidism in dogs, cats develop hyperthyroidism. Common autoimmune diseases found in cats include feline hyperthyroidism, stomatitis, irritable bowel syndrome.

Autoimmune Disease in Dogs Treatment and Cat Treatment

Autoimmune disease in dogs and cats can be one the hardest conditions to treat, but diet and supplements can make a significant improvement in the quality of life for the pet. Some of the solutions offered here include:

Immune Harmony (modulates the Immune System--very well tolerated by both cats and dogs, #1 choice for autoimmune)

Power Probiotic (supports digestive health--the majority of pet's immune system is located in the intestines so this is key)

Colostrum For Pets (many pets like the taste and this product balances immune support and digestive health)

Notatum and Quentans (gentle homeopathic drops that work like "natural antibiotics"--please see the many testimonials)

If you need help deciding which natural supplements would be best to treat autoimmune disease in cats or in dogs, please email us at askariel1@gmail.com. We have extensive experience helping dogs and cats with autoimmune diseases and would be glad to help.


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