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Veterinarian recommended science-backed diets for better nutrition.

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  • 4 Flavors

    Authority Flaked Entree in Gravy Adult Wet Cat Food

    Old Price $1.25
    $1.19
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    Authority Large Breed Adult Dog Food - Chicken & Rice

    Old Price $35.99 - 44.99
    $34.19 - 42.74
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    Authority Pate Entree Adult Cat Food

    Old Price $1.25
    $1.19
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  • 2 Sizes

    Authority High Performance All Life Stages Dog Food - Turkey, Pea, Duck & Salmon, Grain Free

    Discounted Price $13.99 - 41.99 Old Price $14.99 - 44.99
    $13.29 - 39.89
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  • 3 Sizes

    Authority Small Bites All Life Stages Dog Food - Chicken & Rice

    Old Price $14.99 - 44.99
    $14.24 - 42.74
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    Authority Cuts in Gravy Adult Wet Dog Food

    Old Price $1.89
    $1.80
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  • Authority Large Breed Adult Dog Food - Chicken & Pea, Grain Free

    Old Price $44.99
    $42.74
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  • 2 Sizes

    Authority Large Breed Mature Dog Food - Chicken & Rice

    Old Price $35.99 - 44.99
    $34.19 - 42.74
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  • 4 Flavors

    Authority Ground Entree Adult Wet Dog Food

    Old Price $1.89
    $1.80
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  • Authority Shredded in Gravy Adult Wet Cat Food

    Old Price $1.25
    $1.19
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  • 3 Sizes

    Authority Adult Dog Food - Chicken & Rice

    Old Price $14.99 - 44.99
    $14.24 - 42.74
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  • Authority Large Breed Adult Dog Food - Lamb & Rice

    Old Price $44.99
    $42.74
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    (19)

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  • Authority Tender Blends Adult Dog Food - Beef & Rice

    Old Price $44.99
    $42.74
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  • 4 Flavors

    Authority Small Breed Adult Stew in Gravy Wet Dog Food

    Old Price $1.39
    $1.32
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  • 2 Sizes

    Authority Tender Blends Large Breed Adult Dog Food - Chicken & Rice

    Old Price $35.99 - 44.99
    $34.19 - 42.74
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  • 3 Sizes

    Authority Indoor Adult Cat Food - Chicken & Rice

    Discounted Price $12.49 - 52.49 Old Price $14.49 - 52.49
    $11.87 - 49.87
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  • 2 Flavors

    Authority Hip & Joint Support Jerky Stick Dog Treats - Gluten Free, Grain Free

    Old Price $14.99
    $14.24
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  • 2 Flavors

    Authority Ground Entree Mature Adult Wet Food

    Old Price $1.89
    $1.80
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  • 3 Sizes

    Authority Large Breed Puppy Food - Chicken & Rice

    Old Price $13.99 - 42.99
    $13.29 - 40.84
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  • 3 Sizes

    Authority Sensitive Stomach & Skin All Ages Dry Dog Food - Salmon & Rice

    Discounted Price $14.99 - 43.99 Old Price $15.99 - 46.99
    $14.24 - 41.79
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  • 2 Sizes
    2 Flavors

    Authority Pate Entree Kitten Food

    Old Price $0.99 - 1.25
    $0.94 - 1.19
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  • 2 Sizes

    Authority Mature Adult Dog Food - Chicken & Rice

    Old Price $14.99 - 44.99
    $14.24 - 42.74
    5% off Auto Ship
    (26)

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  • 3 Sizes

    Authority Small Breed Adult Dog Food - Chicken & Rice

    Old Price $14.99 - 44.99
    $14.24 - 42.74
    5% off Auto Ship
    (64)

    20% off with Free Same-Day Delivery!

    Save 40% On Your First Autoship Order!

  • Authority Skin + Coat Support Salmon Jerky Dog Treats - Gluten Free, Grain Free

    Old Price $14.99
    $14.24
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    (20)

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Authority Dog Food

Give your dog balanced nutrition at every age and stage of life. Authority dog food is backed by decades of research and solution-focused formulas. Whether you prefer a grain-free formula, or if your dog does best on food with healthy grains, you'll find dry and canned food options with Authority. 

Authority dog 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 dog food, PetSmart makes it easy to give them the nutrients they need - and the flavors they love.

Support your dog’s well-being through all life stages with formulas driven by scientific research. Authority dog foods have solutions that are unique to your dog’s overall health, stage in life, and breed type. Each diet focuses on ingredients your dog needs including:
DHA to support brain health
Glucosamine to support joint health
L-carnitine to support lean muscles

In addition to overall health, Authority formulated dog foods promote digestive and dental health with formulas that include:
Natural fibers and prebiotic blends to support digestive health
Specifically formulated foods to reduce plaque and tartar

Shop our selection of dog food from Authority in-store or online at PetSmart. 


 

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