Mobile Pet Screening Tool

Is your pet allergic to food?

Check whether your dog's or cat's itching, vomiting, diarrhea, ear infection, paw licking, skin rash, scabs, overgrooming, hot spots, hives, or hair loss may be linked to food ingredients.

dog itching dog diarrhea dog ear infection cat scratching cat overgrooming cat diarrhea

Food Allergy Checker

Screen common dog and cat food allergy symptoms

1. Choose your pet
2. Choose symptoms

Select up to 3 symptoms. We use the most searched food allergy related symptom terms for dogs and cats in the U.S.

3. How long have these symptoms lasted?
4. Upload the ingredient label photo

Search-focused symptom coverage

Common dog and cat food allergy searches we cover

Dog symptom phrases

  • dog throwing up
  • dog diarrhea
  • dog ear infection
  • dog scratching
  • dog licking paws
  • dog hives
  • dog skin rash
  • dog scooting
  • dog hot spots
  • dog hair loss

Cat symptom phrases

  • cat throwing up
  • cat scratching
  • cat diarrhea
  • cat ear infection
  • cat scabs
  • cat dermatitis
  • cat overgrooming
  • cat rubbing face
  • cat bald spots
  • cat paw licking

Dog symptom search terms

Dog food allergy symptoms people search for most often

This checker was written around the dog symptom phrases pet owners actually search in the U.S. If your dog is scratching, having ear trouble, licking paws, or having repeated stomach upset after eating, these are the terms most likely to match how people search.

dog throwing up

Dog throwing up can happen for many reasons, but repeated vomiting after meals can make ingredient review more relevant.

dog diarrhea

Dog diarrhea becomes more suspicious when it repeats, follows the same food pattern, or appears with itchy skin signs.

dog ear infection

Dog ear infection is one of the strongest screening clues when it comes back with itchy skin or paw licking.

dog scratching

Dog scratching is a classic food allergy search phrase, especially when it keeps coming back despite basic skin care.

dog licking paws

Dog licking paws may fit a food allergy pattern when the behavior is frequent, bilateral, and paired with skin irritation.

dog hives

Dog hives can be part of an acute reaction, although they are less specific than chronic itch or recurrent ear issues.

dog skin rash

Dog skin rash matters more when a rash keeps returning after meals or shows up together with scratching and paw chewing.

dog scooting

Dog scooting is not specific on its own, but it can contribute to a broader allergy screening picture.

dog hot spots

Dog hot spots are often triggered by heavy self-trauma, so they can appear downstream of itch linked to diet or environment.

dog hair loss

Dog hair loss becomes more useful for screening when it reflects chronic licking, chewing, or recurrent inflamed skin.

Cat symptom search terms

Cat food allergy symptoms people search for most often

The cat side of this tool emphasizes the symptom phrases with the strongest search interest. These include cat scratching, cat overgrooming, cat scabs, cat rubbing face, and cat diarrhea.

cat throwing up

Cat throwing up can be dietary or non-dietary, so it becomes more meaningful when it repeats or appears with skin symptoms.

cat scratching

Cat scratching is one of the highest-value search terms for food allergy screening, especially when it becomes chronic.

cat diarrhea

Cat diarrhea can support a food reaction screen, but it is usually stronger when it accompanies itching or repeated flare-ups.

cat ear infection

Cat ear infection can matter when it comes back with scratching, head shaking, or broader skin discomfort.

cat scabs

Cat scabs are a high-signal phrase because miliary dermatitis can fit an allergy pattern that owners often miss at first.

cat dermatitis

Cat dermatitis is a common search phrase for red, inflamed, or irritated skin that may push food ingredients into the differential.

cat overgrooming

Cat overgrooming is one of the most important cat allergy behaviors because it often reflects persistent itch rather than a one-off event.

cat rubbing face

Cat rubbing face and neck can be part of a food allergy picture when it keeps happening and is not explained by a local problem.

cat bald spots

Cat bald spots may result from overgrooming, which makes them more useful when paired with scratching or scabs.

cat paw licking

Cat paw licking is less famous than scratching, but it still matters when it becomes repetitive and tied to itchy skin signs.

Ingredient screening focus

Food ingredient categories we screen most closely

The ingredient side of the checker focuses on common pet food allergy suspects supported by veterinary references. For dogs, beef, dairy, chicken, and wheat matter most often. For cats, beef, chicken, and fish are the main recurring suspects. Soy and corn can also remain in the review set when the label is complex.

Chicken and poultry ingredients

We normalize ingredient-label variants such as chicken, chicken meal, and chicken by-product meal into the same screening family.

Beef and mammal proteins

Beef remains one of the most referenced food allergy triggers in both dogs and cats, so it receives high review priority.

Fish ingredients

Fish matters more strongly for cats than dogs, but it is still worth identifying clearly when reading labels.

Wheat, soy, and corn

Wheat, soy, and corn are screened as secondary or species-specific suspects when they appear prominently in the ingredient list.

FAQ

Questions pet owners ask before trying a food allergy checker

Can dog scratching and recurrent ear infection point to food allergy?

They can raise suspicion, especially when dog scratching, dog ear infection, and dog licking paws keep coming back.

Does cat overgrooming or cat rubbing face suggest food allergy?

Cat overgrooming, cat scabs, cat scratching, and cat rubbing face can fit a food allergy screening pattern, but they are not a diagnosis by themselves.

What if the main symptom is dog vomiting or cat diarrhea?

Dog vomiting, dog diarrhea, cat throwing up, or cat diarrhea can matter more when they repeat or appear with itchy skin, ear problems, or paw licking.

Medical disclaimer

Screening only, not veterinary diagnosis

This tool is for screening reference only. It does not diagnose food allergy, does not replace veterinary care, and should not be used to assign blame to a pet food brand.