What Are Dog Allergies?
Dog allergies occur when a dog’s immune system overreacts to substances (allergens) that are usually harmless. These can be environmental, food-based, or contact-related.

Common Types of Allergies in Dogs
- Environmental Allergies
- Triggers: pollen, dust mites, mold, grass
- Often seasonal (like hay fever in humans)
- Food Allergies
- Triggers: beef, chicken, dairy, wheat, soy
- May cause skin issues or digestive upset
- Flea Allergy Dermatitis
- Dogs are allergic to flea saliva
- One bite can cause severe itching
- Contact Allergies
- Triggers: shampoos, cleaning products, fabrics
- Usually causes skin irritation where contact occurs
Also read: What You Must Know Before Choosing Dog Food Experts Reveal Shocking Truths.

Symptoms of Allergies in Dogs
- Excessive scratching, licking, or biting skin
- Red, inflamed, or irritated skin
- Ear infections or head shaking
- Watery eyes, sneezing
- Vomiting or diarrhea (for food allergies)
- Chewing paws or rubbing face

How to Help a Dog With Allergies
- Veterinary diagnosis: Essential for identifying the allergen
- Hypoallergenic diet: Eliminate possible food triggers
- Flea control: Year-round prevention
- Medications: Antihistamines, steroids, or newer treatments like Apoquel or Cytopoint
- Bathing: Use hypoallergenic or medicated dog shampoos
For more detailed information on overall dog health, visit the Dog Health page.