Vitamins & Supplements

(169 results)
Royal Canin® Breed Health Nutrition® Golden Retriever Breed Specific Adult Dog Dry Food - 30 lb
(641)
$127.99
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+ 2 more
Royal Canin® Feline Health Nutrition Indoor Adult Dry Cat Food
3 sizes
(1960)
$37.99 - $109.99
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Royal Canin Size Health Nutrition X-Small Adult Dry Dog Food
3 sizes 1 flavor
(1013)
$36.99 - $78.99
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Royal Canin® Breed Health Nutrition® German Shepherd Breed Specific Adult Dog Dry Food
2 sizes
(988)
$79.99 - $127.99
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Royal Canin® Breed Health Nutrition® Labrador Retriever Breed Specific Adult Dog Dry Food - 30 lb
(930)
$127.99
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Royal Canin Size Health Nutrition Medium Breed Adult Dry Dog Food
4 sizes 1 flavor
(670)
$25.99 - $137.99
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Royal Canin® Breed Health Nutrition® Bulldog Breed Specific Adult Dog Dry Food
(736)
$127.99
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Royal Canin® Breed Health Nutrition® Yorkshire Terrier Breed Specific Adult Dog Dry Food
2 sizes 1 flavor
(1376)
$36.99 - $79.99
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Royal Canin® Breed Health Nutrition® Shih Tzu Breed Specific Adult Dog Dry Food
2 sizes
(952)
$36.99 - $79.99
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Royal Canin® Breed Health Nutrition® Poodle Breed Specific Adult Dog Dry Food
2 sizes 1 flavor
(475)
$36.99 - $79.99
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Royal Canin® Feline Health Nutrition Instinctive Adult Loaf in Sauce Wet Cat Food - 3 Oz
(304)
$3.59
Save 35% on your first autoship order on all Royal Canin products
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Royal Canin Size Health Nutrition Large Breed Adult Dry Dog Food
4 sizes
(406)
$25.99 - $137.99
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Royal Canin® Feline Care Nutrition Urinary Care Adult Dry Cat Food
2 sizes 1 flavor
(1480)
$37.99 - $114.99
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Royal Canin® Breed Health Nutrition® French Bulldog Adult Dog Dry Food
2 sizes
(700)
$79.99 - $128.99
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Royal Canin® Weight Care Adult Dry Cat Food
3 sizes 1 flavor
(632)
$37.99 - $114.99
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Royal Canin Size Health Nutrition Large Breed Aging 8+ Senior Dog Dry Food - 30 lb
(149)
$126.99
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Royal Canin® Breed Health Nutrition® Dachshund Breed Specific Adult Dog Dry Food
2 sizes 1 flavor
(509)
$36.99 - $79.99
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Royal Canin® Breed Health Nutrition® Miniature Schnauzer Breed Specific Adult Dog Dry Food - 10 lb
(494)
$79.99
$86.99
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Royal Canin® Breed Health Nutrition® Boxer Breed Specific Adult Dog Dry Food
2 sizes
(443)
$36.97 - $127.99
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Royal Canin® Feline Health Nutrition Kitten Dry Cat Food
3 sizes 1 flavor
(1994)
$37.99 - $114.99
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Royal Canin Size Health Nutrition Giant Breed Adult Dog Dry Food - 30 lb
(148)
$124.99
Save 35% on your first autoship order on all Royal Canin products
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Royal Canin Size Health Nutrition Large Breed Puppy Dog Dry Food
3 sizes 1 flavor
(502)
$28.99 - $126.99
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Royal Canin® Breed Health Nutrition® Chihuahua Breed Specific Adult Dog Dry Food
2 sizes
(1075)
$36.99 - $79.99
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Royal Canin® Breed Health Nutrition Rottweiler Breed Specific Adult Dog Dry Food - 30 lb
(107)
$127.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
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Royal Canin® Feline Care Nutrition Indoor Hairball Care Adult Dry Cat Food
2 sizes
(396)
$63.99 - $114.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
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Royal Canin® Canine Care Nutrition Digestive Care Large Breed Adult Dog Dry Food - 30 lb
(91)
$141.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
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Royal Canin® Feline Health Nutrition Digestive Care Dry Cat Food
3 sizes 1 flavor
(729)
$37.99 - $114.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin Size Health Nutrition Small Breed Puppy Dog Dry Food
2 sizes 1 flavor
(1413)
$30.99 - $80.99
Save 35% on your first autoship order on all Royal Canin products
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Royal Canin® Breed Health Nutrition® Golden Retriever Breed Specific Puppy Dog Dry Food - 30 lb
(350)
$128.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin® Canine Care Nutrition Weight Care Large Breed Adult Dog Dry Food - 30 lb
(73)
$141.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin Size Health Nutrition Medium Breed Puppy Dog Dry Food
2 sizes
(629)
$37.99 - $126.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
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Royal Canin® Breed Health Nutrition® Pug Breed Specific Adult Dog Dry Food - 10 lb
(277)
$79.99
$86.99
Sign in & Save 25% on your first Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
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Royal Canin® Dental Adult Cat Dry Food
3 sizes
(223)
$37.99 - $114.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin® Feline Health Nutrition™ Adult Instinctive Cat Food
(82)
$3.59
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin® Feline Health Nutrition Sensitive Digestion Adult Dry Cat Food
2 sizes 1 flavor
(733)
$65.99 - $109.99
Save 35% on your first autoship order on all Royal Canin products
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+ 2 more
Royal Canin Size Health Nutrition Giant Breed Junior Puppy Dog Dry Food - 30 lb
(164)
$126.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin® Feline Breed Nutrition Maine Coon Adult Dry Cat Food
(448)
$67.99
$74.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin® Breed Health Nutrition® French Bulldog Breed Specific Puppy Dog Dry Food
2 sizes
(748)
$36.99 - $79.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin Feline Health Nutrition Aging 12+ Loaf Senior Cat Food
(106)
$4.59
Save 35% on your first autoship order on all Royal Canin products
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+ 2 more
Royal Canin® Feline Health Nutrition Indoor Adult Cat Food
(30)
$3.59
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
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There isn’t anything you wouldn’t do to make sure your dog is cared for, including giving them the finest dog vitamins and supplements. Whether your dog has a condition that they need support for or you just want to make sure they are getting everything they need to live their best life, you can find what you need at PetSmart. We want to help you give your pup the greatest care possible with the top dog vitamins and supplements. Remember to always consult with a veterinarian before making changes to your dog's diet.  
Our amazing selection of dog vitamins and dog supplements includes ones that support health considerations like:
Hip/Joint Health 
Digestive Care
Eye Care 
General Health
Immune Support
Skin/Coat Health
and More  
There isn’t anything you won’t be able to find to support your dog's health at PetSmart. Need other dog supplies while you’re here? We also carry dog dental care products like dental treats along with other dog wellness products.   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 which items are eligible.