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Purina Dog Chow Complete Adult Chicken vs Valu-Pak Free 28-20 Dog Food

Buy Purina Dog Chow Complete for most adult dogs. It is a mainstream, widely fed formula with a long track record, 23 vitamins and minerals, and strong owner ratings. Valu-Pak Free 28-20 is a large-breed, all-life-stages formula with a smaller review base and thinner public detail. Purina wins on transparency and consistency; Valu-Pak appeals mainly to owners of big dogs who want one bag for every age.

  • Choose the Purina Dog Chow Complete if you have an adult dog of any breed and want a well-known, complete formula with broad owner feedback.
  • Choose the Valu-Pak Free 28-20 if you have a large dog and want a single all-ages formula in a big bag.

Prices

  • Purina Dog Chow Complete Adult Chicken: $28.88 at Walmart (checked today)
  • Valu-Pak Free 28-20 Dog Food: $35.99 at Jefferspet.com (checked today)
  • Difference: the Purina Dog Chow Complete Adult Chicken is $7.11 cheaper than the Valu-Pak Free 28-20 Dog Food today
Purina
Purina Dog Chow Complete Adult Chicken Flavor Dry Dog Food

Purina Dog Chow Complete Adult Chicken

Purina Dog Chow Complete Adult Chicken Flavor Dry Dog Food

4.7(1,753 ratings)
$28.88at WalmartObserved at 1:45 PM
See all prices and details
Visit Walmart
Pros
  • Complete and balanced for adult dogs
  • 23 vitamins and minerals plus antioxidants
  • Large review base with high marks
  • Made in Purina-owned US facilities
  • Widely available and easy to find
Cons
  • Some owners report vomiting or diarrhea
  • Reports of dogs refusing recent bags
  • Chicken content despite beef-forward labeling
  • A few quality complaints about bags
Valu-Pak
Valu-Pak Free 28-20 Dog Food

Valu-Pak Free 28-20 Dog Food

4.6(114 ratings)
$35.99at Jefferspet.comObserved at 1:44 PM
See all prices and details
Visit Jefferspet.com
Pros
  • One formula for puppies through seniors
  • Targets large-breed joint and digestive needs
  • Large bag suits big dogs
  • Good rating from the owners who reviewed it
Cons
  • Very small review base
  • Little published ingredient or nutrient detail
  • Not tailored to adult-only needs
  • Harder to verify claims independently

What separates them

Purina Dog Chow Complete Adult ChickenValu-Pak Free 28-20 Dog Food
Life stageAdult dogs onlyAll ages, including puppies and seniors
Breed size focusAll breeds and sizesFormulated for large breeds
Nutrition detail23 vitamins and minerals, antioxidants for immune support, high proteinMarketed for digestive, joint and allergy support; limited published detail
Owner feedback4.7 from about 1,750 ratings4.6 from about 114 ratings
Ingredient transparencyNamed chicken flavor, no artificial flavors, Purina-owned US plantsLittle public ingredient breakdown
Kibble textureCrunchy kibble, said to help clean teethDry kibble, texture not detailed
Consistency complaintsSome reports of formula changes, refusals and stomach upsetToo few reviews to show a pattern

Price history

$35.99$15.98
Nov 2Nov 9
  • Purina Dog Chow Complete Adult Chicken: lowest $15.98 on Nov 2 at Amazon; $15.98 on Nov 9.
  • Valu-Pak Free 28-20 Dog Food: lowest $35.99 on Nov 2 at Jefferspet.com; $35.99 on Nov 9.

Prices at every store

Purina Dog Chow Complete Adult Chicken

  • WalmartNew

    In stock

    $28.88Observed at 1:45 PM
    Visit Walmart
  • MenardsNew

    In stock

    $28.88Observed at 1:44 PM
    Visit Menards
  • TargetNew

    In stock

    $28.99+ $5.99 shippingObserved at 1:44 PM
    Visit Target
  • Blain's Farm & FleetNew

    In stock

    $28.99+ $12.95 shippingObserved at 1:44 PM
    Visit Blain's Farm & Fleet

Also available at

  • WalmartCheck price at Walmart
  • Tractor Supply CoCheck price at Tractor Supply Co
  • PetsmartCheck price at Petsmart
All 9 stores and price history →

Valu-Pak Free 28-20 Dog Food

  • Jefferspet.comNew

    In stock

    $35.99Observed at 1:44 PM
    Visit Jefferspet.com
  • PetSupplies4Less.comNew

    In stock

    $35.99Observed at 1:44 PM
    Visit PetSupplies4Less.com
  • Lambert Vet SupplyNew

    In stock

    $35.99Observed at 1:44 PM
    Visit Lambert Vet Supply
  • freedomagandenergy.comNew

    Availability unknown

    $36.99Observed Nov 3, 2026, 8:57 AM
    Visit freedomagandenergy.com

Also available at

  • eBayCheck price at eBay

Store links may earn us a commission.

All 17 stores and price history →

Specs compared

SpecPurina Dog Chow Complete Adult ChickenValu-Pak Free 28-20 Dog Food
Life StageAdultAll Ages
Health BenefitSupports immune healthDigestive Health, Joint Health, Allergy Care
Breed SizeAll Breeds, All SizesLarge
FormDry, Kibble—
Pet Food TypeDog Food, Dry Food—
Dietary HighlightsCrafted without artificial flavors—
Pet TypeDog—
Suitable Health ConcernImmune Support, Digestive Care—
Suitable BreedAll Breeds—
FlavorBeef—
Flavor VarietySavory Beef Flavor—
Texture ConsistencyKibble—
Show all 18 specsShow fewer specs
SpecPurina Dog Chow Complete Adult ChickenValu-Pak Free 28-20 Dog Food
Ingredient TypeMeat—
Packaging StyleBag—
Food SubtypeKibble—
Food Highlights100 percent complete and balanced nutrition—
Type—Dry
Size—50 lb

What reviewers say

Purina Dog Chow Complete Adult Chicken

  • 4.7 / 51,753 ratings

Rated 4.7 out of 5 from 1,753 ratings, the food draws strong loyalty from owners who have fed Purina for decades and report shiny coats, bright eyes and steady energy. Complaints center on digestive upset, dogs refusing recent bags, and suspected formula changes.

What people mention
  • ValuePraisedOwners say it delivers solid nutrition and quality for the price, especially in the 40 lb bag.
  • PalatabilityMixedMost dogs get excited for meals, but some picky eaters refuse it and one reviewer calls the kibble bland alone.
  • DigestionCriticisedA number of owners report diarrhea and vomiting after switching or after recent bags.
  • Chicken contentCriticisedReviewers flag high chicken content despite beef-focused advertising, and one links it to a hot spot in a chicken-sensitive dog.

Valu-Pak Free 28-20 Dog Food

  • 4.6 / 5114 ratings

Rated 4.6 out of 5 from 114 ratings, buyers are broadly satisfied. Most mention value for the bag size and that their dogs eat it readily.

What people mention
  • ValuePraisedBuyers say the large bag gives a low cost per pound.
  • PalatabilityPraisedOwners report their dogs eat it without fuss.
  • Bag sizeMixedThe 50 lb bag is economical but awkward to store and can go stale.
  • IngredientsCriticisedSome owners question the ingredient quality for the price.

Questions and answers

Which is better for a large adult dog?
Valu-Pak is built around large breeds and covers all life stages. Purina Dog Chow is fine for large adults too and has far more owner feedback behind it.
Which lasts longer through a dog's life?
Valu-Pak covers puppies through seniors, so one formula can follow a dog the whole way. Purina Dog Chow is adult-only, so you would switch foods at the puppy stage.
Is Purina worth stepping up to over Valu-Pak?
If you want a well-documented formula with a long safety record and many reviews, yes. If you have a large dog and value a single all-ages bag, Valu-Pak is the simpler pick.
Which is better for a dog with a sensitive stomach?
Purina has more reports of stomach upset, but also many owners who say sensitive dogs do well on it. Valu-Pak markets digestive support but has too few reviews to judge.
Do either help with joints?
Valu-Pak lists joint health as a benefit. Purina Dog Chow Complete does not make a joint claim; it focuses on immune and digestive support.

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