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Dog

(63 results)
Hill's® Prescription Diet® Gastrointestinal Biome Digestive Fiber Adult Dog Food - Chicken
3 sizes 1 flavor
(570)
$56.99 - $137.99
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Hill's® Science Diet® Perfect Digestion Adult Dry Dog Food - Salmon, Brown Rice & Whole Oats
3 sizes 1 flavor
(863)
$24.99 - $85.99
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Royal Canin Gastrointestinal Low Fat Loaf in Sauce Adult Dog Wet Food - 13.5 oz
(927)
$4.99
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+ 1 more
Royal Canin® Breed Health Nutrition® Bulldog Breed Specific Adult Dog Dry Food
2 sizes 1 flavor
(736)
$79.99 - $99.99
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Royal Canin(R) Veterinary Diet Canine Gastrointestinal Adult Dry Dog Food - Low Fat
3 sizes
(937)
$45.99 - $137.99
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Hill's® Prescription Diet® Gastrointestinal Biome Digestive Fiber Adult Dog Food - Chicken
(108)
$5.59
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+ 1 more
Hill's® Science Diet® Perfect Digestion Adult Dry Dog Food - Chicken & Brown Rice
3 sizes 1 flavor
(616)
$24.99 - $85.99
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Hill's® Science Diet® Perfect Digestion Senior 7+ Dry Dog Food - Chicken, Whole Oats & Brown Rice
2 sizes 1 flavor
(433)
$24.99 - $85.99
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Hill's® Prescription Diet® Gastrointestinal Biome Stress Digestive/Fiber Care Cat Food - Chicken
2 sizes 1 flavor
(123)
$37.99 - $71.99
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Hill's® Prescription Diet® Gastrointestinal Biome Stress Digestive FiberCare Wet Cat Food - Chicken
(87)
$2.69
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Royal Canin® Veterinary Diet Canine Gastrointestinal Adult Dry Dog Food
(146)
$113.99
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Royal Canin® Veterinary Diet Feline Gastrointestinal Fiber Response Adult Dry Cat Food
(542)
$75.99
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Purina® Pro Plan® Veterinary Supplements FortiFlora Chewable Tablets Dog Supplement - 45 Count
(418)
$44.99
$47.99
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Blue Buffalo True Solutions Blissful Belly Digestive Care Wet Cat Food - Natural, 3 oz
(1613)
$1.48
$1.69
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Authority Digestive Support Adult Wet Dog Food - Chicken with Pumpkin, 10 oz
(12)
$2.69
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Purina Pro Plan Veterinary Diets EN Gastroenteric All Life Stages Dry Dog Food - 25 lb
(19)
$115.99
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Hill's® Science Diet® Perfect Digestion Adult Dry Cat Food - Salmon
3 sizes
(676)
$24.99 - $65.99
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+ 3 more
Royal Canin® Veterinary Diet Canine Gastrointestinal Adult Dog Loaf in Sauce Wet Food – 13.5 oz can
(87)
$4.99
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Royal Canin Veterinary Diet Gastrointestinal Small Dog Adult Dog Dry Food - Low Fat, 7.7 lb
(11)
$55.99
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Hill's® Science Diet® Perfect Digestion Adult Dry Cat Food - Chicken
3 sizes 1 flavor
(478)
$24.99 - $65.99
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Royal Canin® Gastrointestinal Moderate Calorie Adult Cat Thin Slices in Gravy Wet Food – 3 oz can
(41)
$2.79
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+ 1 more
Purina® Pro Plan® Veterinary Diets All Life Stage Dog Food - EN, Gastroenteric
(178)
$4.69
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Purina® Pro Plan® Veterinary Diets EN Gastroenteric Low Fat All Life Stage Dog Food
(193)
$4.69
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Royal Canin® Veterinary Diet Feline Gastrointestinal Adult Cat Loaf in Sauce Wet Food – 5.1 oz can
(80)
$3.29
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Purina Pro Plan Veterinary Diets EN Gastroenteric Low Fat All Life Stages Dry Dog Food - 16.5 lb
(15)
$81.99
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Only Natural Pet® Probiotic Blend Digestive Support Soft Dog Chews
2 sizes
(575)
$19.99 - $33.99
Buy 1, Get the 2nd 25% off Supplements & Calming
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Royal Canin® Veterinary Diet Gastrointestinal Puppy Dry Dog Food
2 sizes
(61)
$65.99 - $123.99
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Hill's® Science Diet® Perfect Digestion Adult Senior 7+ Dry Cat Food - Chicken
2 sizes
(414)
$24.99 - $39.99
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Royal Canin® Veterinary Diet Canine Gastrointestinal Adult Dry Dog Food # High Fiber
(262)
$100.99
$102.99
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Blue Buffalo® Blue Natural Veterinary Diet™ Adult Dry Dog Food - Natural, Salmon
2 sizes 1 flavor
(6)
$42.99 - $109.99
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Purina® Pro Plan® Veterinary Diets Cat Food - EN, Gastroenteric
(68)
$45.99
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Blue Buffalo® True Solutions™ Blissful Belly Digestive Care Adult Wet Dog Food - 12.5 oz
(260)
$3.79
$3.99
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Royal Canin Veterinary Diet Gastrointestinal Loaf in Sauce Adult Wet Dog Food - High Fiber, 13.5 oz
(12)
$4.99
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Hill's® Science Diet® Perfect Digestion Small Bites Adult Dry Dog Food - Chicken, Whole Oats & Rice
(396)
$24.99
$25.99
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Purina® Pro Plan® Veterinary Diets EN Savory Selects Gastroenteric Wet Cat Food - Variety Pack, 24ct
(17)
$76.09
$76.99
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Blue Buffalo® True Solutions™ Blissful Belly Digestive Care All Life Stages Dry Dog Food
3 sizes 1 flavor
(2004)
$19.99 - $68.99
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Purina® Pro Plan® Veterinary Diets All Life Stage Dog Food - EN, Gastroenteric
(246)
$45.99
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Royal Canin® Feline Gastrointestinal Kitten Ultra Soft Mousse in Sauce Wet Cat Food – 5.1 oz can
(30)
$3.29
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Purina® Pro Plan® Veterinary Diets Cat Food - EN, Gastroenteric
(93)
$3.19
$3.29
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Blue Buffalo® Blue Natural Veterinary Diet™ HF Hydrolyzed Adult Dry Cat Food - Salmon
(3)
$66.99
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You only want the best for your pup. From their bed toys and accessories to their dog food, dog treats and dental care, there isn’t anything you wouldn’t do to make sure they have the best life ever. Hill's® Science Diet® dog food offers a wide selection of foods designed for dogs of all ages and health considerations.
For example, Hill's® Science Diet® Large Breed Puppy food is specially made with an optimal level of calcium for controlled bone growth, a unique developmental need of large breed puppies. Specialized formulas address specific needs like weight management and sensitive skin and stomachs. Some of these are grain free to address allergies to specific ingredients, as well as dog food with healthy grains like oats, brown rice and barley. Featuring high-quality protein, including real chicken, lamb or salmon, plus the vitamins, minerals and amino acids that puppies, adult and senior dogs need, Hill's® Science Diet® dog food aims to give them important nutritional support for a long and healthy life.
You are sure to find the Hill's® Science Diet® dog food and treats that you are looking for at PetSmart. Need other dog supplies while you’re here? PetSmart carries other brands of dog food, canned dog food, dry dog food, biscuit dog treats, chewy dog treats, dog jerky and so much more.
PetSmart also offers convenient shopping with curbside or in-store pickup. Need something today? We have select items available for same-day delivery in most areas powered by DoorDash. For items you purchase frequently, PetSmart has Autoship that automatically delivers the items you want to your door as often as you’d like. Check the website to see what items are eligible.

Frequently Asked Questions (FAQs)

Is Hill's Science Diet worth it?

Whether or not Hill's Science Diet is right for your pup depends on the advice of your veterinarian. Schedule an appointment with them to find the best diet for your pup.

Who sells Hill's Science Diet?

Pet parents can find hill's science diet at PetSmart. PetSmart carries a huge selection of pet food to help your pet live their best life!

What is the best dog food recommended by vets?

Every dog is different so the best food for your dog will depend on their breed, size and nutritional needs. Schedule an appointment with your vet to find out what they recommend for your dog.