Best Pet Supplies to Buy at Costco

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Even if you make trips to Costco every weekend, it’s worth a reminder: You can find all kinds of stuff at this retail giant. Shoppers can stock up on frozen foods, replenish their beauty cabinets, and add to their liquor collections. For pet owners, Costco is packed with highly rated dog food, pet beds, cat towers, and other pet-friendly gear. From dental chews to life vests, we found some of Costco’s best pet supplies to pick up on your next visit. Are we missing any great Costco buys for pets? Let us know in the comments.

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Costco dental chews — Costco

Kirkland Signature Dental Chews

$37

Dental health is critical to a pet’s overall health, which is why so many Costco shoppers are fans of these dental chews from Kirkland. The treats feature ridges and grooves to help prevent buildup from all angles, and they’re free from any artificial colors, flavors, and preservatives. Shoppers note that the product prevents their dogs’ breath from getting too stinky — a definite plus.

Related: Ways People Waste Money on Pets

Dachshund costco — Costco

Kirkland Signature Nest Pet Bed

$48

With a tan exterior and cream plush interior, this Kirkland pet bed is as fashionable as it is cozy. A removable inner pillow and cover make it easy to clean, while the recycled polyester fill makes it more environmentally friendly. At 24 inches across, the bed is suitable for small dogs and cats.

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Frontline — Costco

Frontline Plus Flea and Tick Dog Treatment

$85

This flea and tick treatment for dogs shoppers has 4.8 stars from more than 200 reviews. The treatment kills fleas, flea eggs and larvae, chewing lice, and ticks, and its waterproof properties means it’s working even as your pup paddles around in a lake. Each package comes with eight doses, with one dose to be administered each month.

liver bites — Costco

Chewmasters Freeze Dried Beef Liver Bites

$37

There’s only one ingredient in these heart-healthy treats: liver. Dogs of all ages and sizes can enjoy this low-fat snack, which comes in two 17.6-ounce bags. “The quantity of liver treats is a great value as well as the shelf life and will be a permanent part of our puppy’s diet,” one Costco shopper writes.

Mobile dog gear — Costco

Mobile Dog Gear Adventure Set Gray & Black

$59

For active pet owners who like to take their furry companions wherever they go, this adventure pack makes it easier. The Weekender Backpack is equipped with two 5-cup lined food carriers, two 2-cup collapsible silicone bowls, and a nonstick placemat, while an accompanying 25-ounce water bottle features a lid designed to be used as a bowl.

Throw blanket Costco — Costco

Travel Pet Throw With Collapsible Bowl

$35

This easy-to-clean pet throw is plush on one side and water resistant on the other for use during those picnics in the park. The set includes a collapsible water bowl to make sure your furry friend is hydrated. Choose from a blue or green set.

Shish kabob — Costco

Cadet X-Large Shish Kabob Dog Treats

$43

Dog owners are huge fans of these “very digestible” flavored treats, which have almost 5 stars from more than 400 reviews. The treats feature chicken, liver, and sweet potato wrapped in beef hide, and are recommended for dogs over 30 pounds.

Nylabone — Costco

Nylabone Variety Power Chew Toy

$23

This variety pack contains three chew toys: a chicken-flavored dog bone, a bison-flavored wishbone, and a nature-inspired bully stick. Shoppers like the toys for their durability and for the variety of shapes and ridges that helps keep teeth clean.

cat food — Costco

Kirkland Signature Nature's Domain Cat Food

$37

Costco’s pet selection isn’t dedicated solely to dogs. Cat owners love this salmon-and-sweet-potato formula, calling the food “good quality, affordable, and healthy.” The grain-free formula comes in an 18-pound bag.

cat tower — Costco

Prestige Cat Trees Cat House

$200

Sure, sometimes cats just love a plain cardboard box to play in. But for owners who are willing to splurge, this cat tower is an ideal playground for larger pets (and homes with multiple cats). The easy-to-assembly structure features wood, carpet, and rope materials, along with multiple tiers for cats to perch on.

Jacket — Costco

Pajar Pup Toby Hooded Parka for Dogs

$55

When the temps start to dip, break out this hooded dog parka with faux fur trim. It’s available in small, medium, and large — and shoppers say it’s true to size, well-made, and keeps their fur babies warm.

Dog bed — Costco

Kirkland Signature Tailored Dog Couch Bed

$60

With a colorful design and upholstery-grade fabric, this playful dog couch is an upgrade from some dog beds out there. It features easy entry for older or small animals, and some shoppers say the bed has been a “godsend” for pets with limited mobility. The cover is machine washable for easy maintenance.

Pet wipes — Costco

Silver Paw Scented Pet Wipes

$25

For when your pet gets into the garbage, a mud pile, and anything else they really shouldn’t be going near, these pet wipes can help clean them up without a dreaded bath. They’re lightly scented with citrus and aloe, and are safe to clean your pet’s face, paws, and coat.

Pet carrier — Costco

Swissgear Pet Carrier

$50

Safe for animals weighing up to 24 pounds, this pet carrier offers a sturdy frame, locking safety zippers, and mesh for ventilation. Owners can use the removable shoulder strap or long handles for easy carrying, while a collapsible design makes it ideal for taking on a trip.

Angry Orange Spray — Costco

Angry Orange Ultimate Pet Stain Remover & Odor Remover

$35

Unpleasant odors are part of the package when owning a pet. To combat those smells and stains, try this set, which features one odor eliminator spray, one stain and odor eliminator spray, and one stain sniper, which work together to find and get rid of the stains pets leave behind.

Dog toys — Costco

Happy Tails Barnyard Buddies Dog Toys

$20

With more than 1,000 reviews, this trio of toys is a major Costco favorite. Shoppers love how solidly constructed they are, noting that they maintain their squeak even after weeks of rough play. The trio features an owl, duck, and rooster squeaker toy, all machine washable.

Dog life vest — Costco

Silver Paw Neoprene Dog Life Vest

$24

Taking your dog on a boat, on a paddleboard, or for a quick swim? A life vest might be ideal for tentative swimmers. This one features adjustable buckles for flexible sizing, a water-resistant exterior, and a UV patch that lets you know when the sun’s rays have become unsafe for pets.

Calming chews — Costco

VetIQ Calming Chews

$33

For jittery pets — or those who just need to get through fireworks season — these calming chews might bring some much-needed relief. Each bag offers 90 hickory smoke-flavored chews that help promote relaxation and reduce stress for dogs 5 pounds and over. “This is the only thing that settles my dogs down during storms,” writes one satisfied pet owner.

SolarTec Pet Cot — Costco

SolarTec Pet Cot

$39

The indoor/outdoor living trend is extended to pets with this canopied cot that holds up to 175 pounds. The canopy can be removed when rain or harsh sunlight isn't a concern, and a breathable mesh center helps to regulate body temperature.

Hip and Joint — Costco

Four Paws Healthy Hip & Joint Soft Chews

$70

Designed for dogs 18 weeks and older, these soft chews aim to encourage joint and bone health while supporting flexibility. Each supplement contains BioPerine, a black pepper extract that aids in faster nutrient absorption. The chews’ liver flavor makes them easy for dogs to enjoy.

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