Discover nutrition available in a variety of flavors and textures to suit your dog’s preferences.

Surprise your feline with food filled with flavors they crave and ingredients you can trust.

Set a strong foundation for their future with food catered to their developmental needs.

Help support your kitten’s developmental needs with food packed with vital nutrients.

From clumping to unscented, choose from a range of quality options at great prices.

Help offset your cat’s low thirst drive with food that adds extra hydration to every meal.

Explore trusted brands that offer raw, wet and dry food options for your dog.

Discover quality recipes featuring flavors like tuna, chicken and turkey.

These popular picks occupy even the most powerful chompers.

Discover the most comfortable and cozy dog beds out there.

Discover the top-selling cat toys to keep your favorite feline active and entertained.

Discover the top-selling dog harnesses designed for maximum comfort and functionality.

Discover some of the best dog crates designed for durability, with high-quality materials and construction.

We selected our most popular top-sellers to help you shop for your puppy food needs.

Find out what your favorite pup is really made of.

These top-sellers are some of the best litter boxes, according to pet parents.

Discover best-selling favorites from our pet parents.

These best-selling toys are some of our pet parents favorites.

Read on to discover more about Petco's best-selling grain-free food.

Discover some of the best dog food with grains most popular with Petco’s pet parent customers.

Check out the most-purchased LID dog food and find the one that’s best for your pet.

Help create a positive nail-clipping experience with some of the best dog nail clippers most popular with Petco pet parent customers.

Here are some of the best self-cleaning cat litter boxes that Petco's pet parents enjoy the most.

Here are some of the best fresh dog food picks bought by Petco’s pet parent customers.

Reward your young dog with tasty, nutritious puppy treats for training, teething and delicious snacking

Discover some of the best high-protein dog food for weight gain or muscle growth.

Discover some of the best dog treats to help keep your pup happy and encourage good behavior.

Great ingredients meet positive reinforcement and celebrating training results.

Find some of the best cat trees for your feline and for your home frequently bought by Petco’s pet parent customers.

This list of the best-selling guinea pig toys and accessories includes hides, wooden chews, tunnels, tubes, balls, play posts and play stands purchased most often by Petco’s pet parent customers.

These best-selling aquarium test kits were the most frequently bought by Petco’s pet parent customers and cover a wide range of testing needs for all types of aquariums and fish.

Here are some of the best-selling dog costumes for Halloween, parties or just when you need a smile. Including dog costumes for large dogs and small, this list contains some of the outfits purchased most often by Petco’s pet parent customers. Once you’ve selected a costume for your pet, check out our selection of Halloween dog toys

What’s the best hamster habitat for your tiny pet? Here are some things to look for in the right habitat, plus a few pet parent-chosen habitats to choose from.

What are the best cat costumes to try this season? Let your cat’s personality and demeanor determine what suits them. Browse our selection of top-sellers and see other pet parent favorites to find the cutest cat outfits for your pet.

Your rabbit needs toys for chewing and entertainment, and you want to give them the best rabbit toys for both. Now you can with rabbit toys from Petco.

Create a satisfying home for your social rodent. A good pet rat house can help your furry friend feel secure and loved, as well as helping you store all the supplies they need to stay active and stimulated.

The best substrate for a planted aquarium with fish will encourage both plant life and fish to thrive. Read on to learn why substrate is important and which substrates are fan favorites of Petco pet fish parents.

You may be wondering what foods your guinea pig can eat daily. Providing your pet with a high-quality diet can be essential for their health and well-being—just as our diet is important for our health and wellness. At Petco, we’re here to help you maintain the quality of your guinea pig’s daily diet.

Reward your deserving kitty with tasty cat treats from Petco.

When you turn to the best canned cat food for weight loss or a delicious dry formula—your cat won’t mind being denied extra treats. Read on to learn more about what it takes to encourage weight loss in cats, which ingredients are found in weight reduction food, and which cat food for weight loss sells best at Petco.

Finding food that your cat enjoys can be tricky—choosing some of the best cat food for cats with sensitive stomachs that tastes great and has adequate nutrition can be a real challenge.

From mindful eating to low-carb diets, health and wellness have taken center stage in recent years—and not just for humans. Pet parents realize that their cat’s diet can greatly impact their overall health, energy levels and lifespan.

Small saltwater aquariums—often referred to as “nano” tanks—can be a fun type of habitat to keep for those experienced in the hobby. The smaller size means maintaining proper water parameters can be significantly more challenging—but the breathtaking species that thrive in a smaller aquarium can be well worth the hard work.

An aquarium heater is a vital element of the aquarium for most species of fish. Fish are coldblooded and rely on the water temperature to maintain their body heat. Water that is too cold can increase stress on your fish and raise their risk of disease.

Ferrets are rambunctious, inquisitive companions that love to explore and adventure. While an assortment of toys is typically best to provide varied enrichment for your pet, some of the best ferret toys are interactive ones that encourage activity, engagement and exploration.

The food you choose for your feline can play a significant role in their overall health, making it one of the most important decisions you’ll face as a pet parent. How can you find the best cat food for indoor cats?

The right bearded dragon habitat supplies can help pet parents maintain their pet’s health and wellbeing, make looking after their pet a little easier and turn their reptile’s habitat into a great visual display for their home.

The secret to a thriving, vibrant aquatic habitat will often lie in having the best aquarium filter for your underwater environment. Filters can provide numerous benefits to your water quality and the health and wellness of your aquatic pets.

Discover some of the best freshwater fish food—perfect for tropical and freshwater fish of all kinds. The diet you choose for your tropical fish can significantly affect their overall health and vitality.

Pet parents with large aquariums or fish who produce a lot of waste can help give their aquatic pets the best environment possible with some of the best canister filters that remove harmful elements from the water.

Looking for a great rabbit habitat for your pet? Petco carries some of the best-selling indoor bunny cages to get you started and make sure your pet is comfortable and happy. Here are some tips on how to pick the perfect home for your new friend.

Finding some of the best cheap ferret cages is easy at Petco. Our ferret pet parents have some favorites, and you can trust them to choose some great options. Read on to learn more about why your ferret needs a habitat, what to put in a big ferret cage and which ferret habitats are suitable for multiple pets.

Give your adorable guinea pig a happy home with a spacious and secure guinea pig habitat.

Keep your dog clean, fresh and vibrant with a nourishing dog shampoo from this list of our top-sellers.

Sensitive solutions for sensitive dogs.

Read on to learn more about some of the best wet dog food for your pet, including grain-free options and small-batch recipes..

Does your dog’s food seem to give them an upset belly? Not sure which brand to try? Petco has rounded up some of the best dog food for dogs with sensitive stomachs most frequently purchased by our pet parent customers.

If you’re looking for some of the best saltwater fish food, you’ve come to the right place. This list of saltwater fish food is the top-sellers most frequently purchased by Petco’s fish parent customers. Here you’ll discover many options for what to feed saltwater fish.

Preventive solutions to help keep your cat flea-free.

New pet parents—and their homes—can benefit significantly from discovering some of the best things for puppies to chew on that aren’t their shoes or furniture. This list of some of the best chew toys for puppies includes puppy teething toys, puppy chews and many of the top puppy toys most frequently bought by Petco’s puppy parent customers

Starting your canine on joint supplements for dogs may be a great way to deter or manage conditions such as arthritis, joint inflammation and hip dysplasia. Certain large breeds may benefit from joint dog supplements as early as 12 months old.

Like humans, dogs can experience severe repercussions from poor oral hygiene—pain, weak rotting teeth that are easily broken and even cause damage to vital organs like their kidneys, heart and liver.

Discover some of the most effective flea collars for dogs to help fight flea and tick infestations and ongoing preventive treatment.

Looking for an excellent parasite-fighting shampoo for your pup to kill those pesky fleas and keep them away for good? Petco understands the frustration of flea and tick outbreaks. Find the perfect solution with our list of some of the best flea shampoo for dogs, frequently purchased by Petco’s pet parents.

With a senior pup, you want to make sure you take care of them in their golden years, and that can start with nutrition. A wholesome, high-quality diet can help to extend their longevity. But what’s the best dog food for senior dogs? These are the best-selling picks for senior dog food chosen by Petco’s pet parents.

Help keep your home smelling fresh and clean with some of our best cat litter for odor control.

Make walks with your best friend easier and more enjoyable with the help of a no pull dog harness.

Whether it’s to maintain their coat or cut down on shedding, most cats need a good brushing at least once a week. Here are some tips on how to find the best cat brush for the job.

Dog leashes are one of the most essential supplies you will need as a pet parent. They don’t just keep your dog from running away—they’re also how you communicate with your pup and are important for training.

Petco's variety of best-selling harnesses for cats allow you to bring your feline on adventures with you.

Help your kitty stay hydrated with clean, refreshing water from a cat water fountain.

With their long, flowing fins, vibrant colors and low-maintenance needs, live betta fish are a popular choice for beginners. While learning how to take care of a betta fish is relatively easy, it’s important to have the right fish supplies—and one of the most essential is the perfect betta fish tank setup.

Are you looking for the best dog training collar for your pup? We’ve compiled a list of our best-sellers most popular with Petco’s pet parent customers

Probiotic supplements for dogs can be an essential solution in helping regulate their overall digestive wellness—whether in tablet or powder form.

Finding the right dog food for your pet is essential—yet the food they require may change from puppyhood to adulthood to their senior years, and they may even require special food for certain medical conditions. Low-protein veterinary diet dog food is commonly used for dogs with kidney disease, liver disease and bladder stones.

Looking for a savory chew your pup will love? Petco has some of the best chew bones for dogs in many delectable flavors.

Have a pup with sensitivities to foods that can irritate their skin? Skin allergies can be very frustrating, but pet parents have a wide range of solutions to help ease discomfort caused by dry and itchy skin. Here are some of the best dog food brands for dogs with skin allergies.

Big dogs have large personalities, giant hearts and appetites to match. Here are some of our best-selling large breed dog food options.

Dry dog food is convenient, nutritionally balanced and easy to store, making it one of the most popular options for pet parents. Ready to learn all about feeding your dog? Let’s dive into Petco’s best-selling dry dog food.

Always make sure your felines get fed on time, whether you’re out of the house, sleeping in or otherwise engaged. An automatic cat feeder from Petco always has your back.

Ensure your kitty is traveling in comfort with one of our best-selling cat carriers.

Does your cat scratch up your furniture, carpets or curtains? Scratching is a natural behavior for cats—but can be a nuisance for pet parents. If you’re wondering how to get a cat to stop scratching, it may be time to look at our best-selling cat scratching posts.. This simple piece of furniture helps your cat fulfill their need to scratch.

At first glance, dog bowls may seem basic. Yet they can do more than hold food and water. The best dog bowls can help ensure your pup eats at the right height and the right pace, while also making your life easier with durable, dishwasher-safe construction and other features. Plus, dog bowls at Petco come in a variety of styles and colors.

Does your dog walk all over the car while you drive, trying to get a look out the window? Do they climb on your lap and interfere with your driving? They might even shift your car into another gear accidentally. These are all common pet parent problems—and the best dog car seats can help to solve them.

Keep your cat fresh and clean with a variety of cat shampoos, conditioners and waterless alternatives. These solutions are the ones pet parents reach for most often when it comes to bath time for their kitty.

Is your dog a fussy eater who turns up their nose at even the most luxurious kibble or loaf dog food? At Petco, we have a selection of our best-selling brands for picky pups based on pet parent purchases.

If your cat is underweight, high calorie cat food can help your pet put on the pounds they need to achieve better health.

When your dog is infested with parasites, you want them gone—fast. Petco has some of the best dewormers for dogs, at all different price points.

Is your pup suffering from pancreatitis? One of the ways to help manage this challenging condition is with a specialized diet. Learn more about some of the best dog food for pancreatitis from Petco.

Check out some of the best couches for dogs most often purchased by Petco’s pet parent customers.

Keep your canine corralled with a wireless dog fence

Stay on top of your pup’s oral hygiene and dental care with regular dental cleanings and a dog toothbrush.

Help keep your pup styled at home with some of the best dog grooming clippers and our guides, Dog Grooming Tips for Pet Parents and A Dog Grooming Glossary for Beginners.

Check out some of the best all natural dog food to feed your pet from these best-sellers most popular with Petco’s pet parent customers.

Shine a light on all your options as you search for the best fit for your aquarium

Enjoy peace of mind when you and your dog embark on water adventures with the help of the best dog life vests from Petco.

Keep tabs on your dog without restricting their playtime.

Make sure your dog gets all the essential nutrients and minerals they need with the best dog supplements and vitamins made just for canines.

If you have a super-active pup involved in sports or need an enticing dog food for weight gain, your vet may recommend high-calorie foods like the best-sellers on this list

Oscar fish are highly intelligent, playful and gorgeous, coming in a variety of vibrant colors. It’s easy to see why they’re so popular with more experienced fish parents, who often want to see more of those beautiful colors. Here are the best foods for oscar fish and cichlids.

Interested in a raw dog food diet for your pet? We’ve rounded up our best-selling raw dog food options most popular with Petco’s pet parent customers.

Learn what kind of food your koi fish need to help them thrive and express their brilliance.

Dogs can experience anxiety for various reasons. And anxiety treats for dogs can help when your pup feels nervous due to travel, moving house, being around new people or even chronic stress. Calming treats, chews and oils can help take the edge off.

Do you want to provide your cichlid with the best nutrition? These best-selling cichlid food options are the most popular with Petco’s pet parent customers.

Special fish deserve special diets