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Deal.ai › Purina › Pets
Purina
Purina HA Hypoallergenic Canine Formula Dry, 16.5 lbs

Purina HA Hypoallergenic Canine Formula Dry, 16.5 lbs

Best price now

$101.99at ChewyChecked 10 h ago

Compared across 4 stores. Prices are checked against each store and labelled with when. Store links may earn us a commission. Price via Klarna.

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Price facts

  • Lowest price today: $101.99 at Chewy (checked Nov 10, 2026).
  • Checked at 4 stores.

Our take on the Purina HA Hypoallergenic Canine Formula Dry, 16.5 lbs

Purina HA is a veterinary dry dog food built around hydrolyzed protein for dogs with food allergies or sensitive digestion. The protein is broken into small fragments so the immune system is less likely to react to it, and the formula is also grain free. It is sold through vets and pet pharmacies rather than as an everyday supermarket food, and it sits alongside rivals like Royal Canin Hypoallergenic and Hill's z/d. Owners typically use it during an elimination diet or as long-term feeding for a diagnosed allergy.

Best forDogs with suspected or diagnosed food allergiesDogs on a vet-guided elimination dietAdult dogs with itchy skin linked to dietOwners who want a grain-free hydrolyzed formula
Pros
  • Hydrolyzed protein lowers the chance of an allergic reaction
  • Grain free, which suits some sensitive dogs
  • Complete adult maintenance food, not just a trial diet
  • Backed by Purina's veterinary nutrition research
  • Dry kibble is easy to portion and store
Cons
  • Sold mainly through vets and pet pharmacies
  • Hydrolyzed diets cost more than regular kibble
  • Some dogs refuse the taste at first
  • Not formulated for puppies or pregnant dogs
  • Results depend on feeding it exclusively

Purina HA Hypoallergenic Canine Formula Dry, 16.5 lbs prices at every store

  • Tractor Supply CoNew

    In stock

    $101.99Free shippingChecked 10 h ago
    Visit Tractor Supply Co
  • ChewyNew

    In stock

    $101.99Free shippingChecked 10 h ago
    Visit Chewy
  • PetCareRxNew

    In stock

    $119.33Free shippingChecked 10 h ago
    Visit PetCareRx
  • PetsmartNew

    Out of stock

    $101.99+ $5.99 shippingChecked 10 h ago
    Visit Petsmart

Store links may earn us a commission. Some prices via Klarna.

Purina HA Hypoallergenic Canine Formula Dry, 16.5 lbs price history

Lowest price we've seen: $101.99 on Nov 10 at Chewy. Tracked across 4 stores since Nov 10.

What reviewers say

Owners who use Purina HA usually report calmer digestion and less itching after a few weeks, and vets often recommend it for elimination trials. The main complaints are the smell and taste, which some dogs resist, and the fact that it is only available through veterinary channels.

What people mention
  • Itching and skinPraisedOwners say scratching and ear irritation eased after a few weeks on the diet.
  • DigestionPraisedMany report firmer stools and less gas in dogs with sensitive stomachs.
  • TasteCriticisedSome dogs turn their nose up at it, and owners mix it with wet food to get it eaten.
  • SmellMixedThe kibble has a strong odor that some owners find unpleasant.
  • AvailabilityCriticisedIt is mostly sold through vets and pet pharmacies, so restocking takes planning.

Specifications

Food Type
Dry FoodSource
Ingredients
ChickenSource
Packaging
BagSource
Age Group
AdultSource

Questions and answers

Is Purina HA good for dogs with food allergies?
Yes. The protein is hydrolyzed into small fragments that are less likely to trigger an immune reaction, which is why vets use it for elimination diets and long-term allergy management.
How is it different from regular Purina dog food?
Regular Purina foods use intact proteins. HA uses hydrolyzed protein and is grain free, and it is sold as a veterinary diet for diagnosed sensitivities rather than as an everyday food.
How long before I see a difference?
Most owners report changes in itching or stool quality within three to eight weeks. Feed it exclusively, with no treats or table scraps, or the trial will not be conclusive.
Can puppies eat Purina HA?
No. It is formulated for adult dogs. Puppies and pregnant or nursing bitches need a diet made for growth, so ask your vet for a suitable hydrolyzed puppy option.
What is in the bag?
A 16.5 lb bag of dry kibble. It is a complete adult maintenance food, so no supplements are needed when it is fed as the sole diet.
How does it compare with Royal Canin Hypoallergenic?
Both are hydrolyzed veterinary diets. Purina HA is grain free, while Royal Canin's formula varies by region and may include grains. Your vet can match the choice to your dog's specific allergy.
Where is the Purina HA Hypoallergenic Canine Formula Dry, 16.5 lbs cheapest?
At Chewy, for $101.99, as of our latest check.
Where can I buy the Purina HA Hypoallergenic Canine Formula Dry, 16.5 lbs?
4 stores we checked sell it, including Tractor Supply Co, Chewy, Petsmart, PetCareRx.

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Special Diets
Grain FreeSource