• $0 - $50+


Authority

(118 results)
Authority® Sensitive Stomach & Skin All Life Stages Dry Dog Food - Salmon & Rice
4 sizes 1 flavor
(1329)
$17.99 - $71.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority® Sensitive Stomach & Skin Adult Dog Dry Food - Lamb & Rice
4 sizes 1 flavor
(857)
$17.99 - $71.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority Sensitive Stomach & Skin Adult Dry Dog Food - Chicken & Rice
2 sizes
(10)
$17.99 - $56.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority® Everyday Health All Life Stages Dry Dog Food - Chicken & Rice
3 sizes 1 flavor
(696)
$16.99 - $57.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority Sensitive Stomach & Skin Large Breed Adult Dog Dry Food - Salmon & Rice
2 sizes 1 flavor
(208)
$47.99 - $56.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority® Everyday Health Large Breed Adult Dry Dog Food - Chicken & Rice
3 sizes 1 flavor
(841)
$45.99 - $69.99
Free Same-Day Delivery, No Order Minimum!
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Authority High Performance All Life Stages Dry Dog Food - Turkey, Pea, Salmon, & Duck, 30 lb
2 sizes
(103)
$17.99 - $56.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority® Everyday Health Indoor Cat Dry Food - Chicken & Rice, With-Grain
3 sizes 1 flavor
(681)
$17.99 - $63.99
5X points (10% back in savings) on all cat products and services
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Authority Hydration Support Adult Dog Meal Topper - Chicken Broth, 7 oz
(1)
$2.99
Free Same-Day Delivery, No Order Minimum!
Authority® Everyday Health Large Breed Adult Dry Dog Food - Lamb & Rice, 34 lb
(289)
$57.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority® Everyday Health Adult Dry Dog Food - Chicken & Rice
3 sizes 1 flavor
(367)
$16.99 - $57.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority® Everyday Health Small Breed Adult Dry Dog Food - Chicken & Rice
3 sizes 1 flavor
(485)
$16.99 - $57.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority® Everyday Health Large Breed Senior 7+ Dry Dog Food - Chicken & Rice
(264)
$57.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority Sensitive Stomach & Skin Turkey Entree Adult Wet Dog Food - 13 oz
(39)
$2.69
Free Same-Day Delivery, No Order Minimum!
Authority® Everyday Health Adult Wet Dog Food - 13 Oz.
1 size 2 flavors
(427)
$2.29
Free Same-Day Delivery, No Order Minimum!
Authority Sensitive Stomach & Skin Large Breed Adult Dog Dry Food - Lamb & Rice, 34 lb
(154)
$56.99
$59.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority Everyday Health Tender Blends Adult Dry Dog Food - Beef & Rice
3 sizes
(25)
$16.99 - $57.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority® Sensitive Stomach & Skin Cat Dry Food - Turkey & Rice, With-Grain
3 sizes 1 flavor
(443)
$17.99 - $49.99
5X points (10% back in savings) on all cat products and services
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Authority® Everyday Health Senior 7+ Dry Dog Food - Chicken & Rice
2 sizes 1 flavor
(286)
$16.99 - $57.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority® Everyday Health Large Breed Puppy Dry Dog Food - Chicken & Rice
3 sizes 1 flavor
(538)
$16.99 - $57.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority Healthy Weight Adult Dog Dry Food - Chicken & Rice
2 sizes
(16)
$47.99 - $56.99
Free Same-Day Delivery, No Order Minimum!
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Authority Digestive Support Adult Dog Dry Food - Chicken & Rice
3 sizes
(34)
$17.99 - $56.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority® Everyday Health Indoor Cat Dry Food - Salmon & Rice, With-Grain
2 sizes 1 flavor
(157)
$27.99 - $47.99
5X points (10% back in savings) on all cat products and services
Free Same-Day Delivery, No Order Minimum!
+ 1 more
Authority® Everyday Health Adult Dry Dog Food - Lamb & Rice, 34 lb
(144)
$57.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority® Everyday Health Cat Wet Food - 66 Oz, Flaked in Gravy, With-Grain
(53)
$21.99
5X points (10% back in savings) on all cat products and services
Free Same-Day Delivery, No Order Minimum!
Authority® Everyday Health Adult Cat Wet Food - 5.5 Oz, Flaked in Gravy
1 size 4 flavors
(492)
$1.89
5X points (10% back in savings) on all cat products and services
Buy 12, Get the 13th & 14th Free Authority Wet Cat Food, 5.5 oz
+ 1 more
Authority Urinary Tract Health & Hairball Control Adult Cat Food - Chicken
3 sizes 1 flavor
(84)
$17.99 - $49.99
5X points (10% back in savings) on all cat products and services
Save 35% On Your First Autoship Order!
+ 2 more
Authority Sensitive Stomach & Skin Large Breed Puppy Dry Dog Food - Salmon & Rice, 34 lb
(16)
$56.99
$59.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority® Everyday Health All Life Stages Dry Cat Food - Chicken, Rice & Turkey, With-Grain
3 sizes 1 flavor
(321)
$16.99 - $47.99
5X points (10% back in savings) on all cat products and services
Save 35% On Your First Autoship Order!
+ 2 more
Authority® Everyday Health Adult Wet Dog Food - 13 Oz.
1 size 3 flavors
(348)
$2.29
Free Same-Day Delivery, No Order Minimum!
Authority® Everyday Health Small Breed Senior 7+ Dry Dog Food - Chicken & Rice
2 sizes 1 flavor
(280)
$16.99 - $45.99
Free Same-Day Delivery, No Order Minimum!
Sign In & Enjoy Free Shipping Over $49
Authority® Everyday Health Adult Cat Wet Food - 5.5 Oz, Shreds in Gravy, With-Grain
(65)
$1.89
5X points (10% back in savings) on all cat products and services
Buy 12, Get the 13th & 14th Free Authority Wet Cat Food, 5.5 oz
+ 1 more
Authority Sensitive Stomach & Skin Chicken Entree Adult Dog Wet Food - 13 oz
(19)
$2.69
Free Same-Day Delivery, No Order Minimum!
Authority Healthy Weight Chicken Entree Adult Dog Wet Food - 13 oz
(26)
$2.69
Free Same-Day Delivery, No Order Minimum!
Authority Digestive Support Adult Wet Dog Food - Chicken with Pumpkin, 10 oz
(11)
$2.69
Free Same-Day Delivery, No Order Minimum!
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As a pet parent, you want to feed your cat or dog healthy food that helps them live their best life. PetSmart is proud to offer Authority® pet food for dogs and cats of all breeds, ages, and sizes. Give your pet healthy, nutritious food they love with Authority® dog food.
Authority® pet food contains omega fatty acids to help support healthy skin and coat, with no artificial colors, flavors, preservatives, or chicken by-product meal. With Authority® pet food, PetSmart makes it easy to give them the nutrients they need - and the flavors they love. Support your pet’s well-being through all life stages with formulas driven by scientific research. Authority® pet foods have solutions that are unique to your pet’s overall health, stage in life, and breed type.
Looking to stock up on dog supplies? PetSmart carries a variety of other dog products from top brands, including:
Dog Dental Treats
Dog Food
Dry Dog Food
Food Toppers 
Frozen Dog Food
Dog Treats
Vet-Authorized Diets
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.