US
Home›Pet Supplies›Pet Fish Oil Supplements

Pet Fish Oil Supplements

53Products
30Brands

Browse by type

Pick a category to drill into a specific type. Each has its own page with curated picks and buying notes.
Dry Pet Foods155 listingsCat Litter142 listingsDry Cat Food140 listingsDog Shampoos125 listingsCanned Pet Foods96 listingsPet Probiotics89 listingsPet Dental Care Products84 listingsPet Joint Supplements76 listingsFreeze-Dried Pet Foods74 listingsDog Gates64 listingsPet Food Toppers63 listingsDog Crates61 listingsPet Ear Care Products50 listingsVeterinary Diets50 listingsPet Fish Oil Supplements47 listingsPet Skin Supplements47 listingsPet Food Pouches46 listingsPet Calming Aids43 listingsDog Clippers41 listingsCat Trees36 listingsLitter Boxes36 listingsPet Eye Care Products35 listingsTraining Collars35 listingsCat Shampoos34 listingsAquarium Filters33 listingsCat Doors32 listingsDehydrated Pet Foods28 listingsDog Strollers28 listingsPet Multivitamins28 listingsCat Feeders24 listingsPet Dewormers24 listingsCat Fountains23 listingsPet Herbal Supplements23 listingsScratching Posts22 listingsPet Health Care Tools20 listingsPet Antioxidant Supplements19 listingsPet Car Seats18 listingsCat Condos16 listingsPet Recovery Supplies14 listingsLitter12 listingsPet Cameras & Monitors11 listingsPet Crates11 listingsAutomatic Pet Feeders10 listingsCat Travel Supplies10 listingsDog Activity Toys10 listingsDog Houses10 listingsPet Shampoos8 listingsPet Dental Chew Sticks7 listingsPet Door & Stair Gates7 listingsPet Travel Strollers7 listingsTerrariums6 listingsAquariums5 listingsElectronic Training Collars5 listingsPet Hip & Joint Care Products5 listingsPet Itch Remedies5 listingsSelf-Cleaning Litter Boxes5 listings

Top brands in pet fish oil supplements

Nutramax9 listings
Zesty Paws6 listings
Nordic Naturals4 listings
Vetoquinol3 listings
Natural Dog Company3 listings
NATURE TARGET3 listings
Dr. Harvey's2 listings
Pet Protect1 listing
Life Line Pet Nutrition1 listing
Dr1 listing
Nutri-Vet1 listing
Wuffes1 listing
Showing 1 - 24 of 53
Sort by
Order

As an Amazon Associate I earn from qualifying purchases. ProductDome earns a commission when you buy through links on this page.

Zesty Paws Wild Alaskan Omega-3 Pollock + Salmon Oil 8.5 oz
Pet Fish Oil Supplements

Zesty Paws Wild Alaskan Omega-3 Pollock + Salmon Oil 8.5 oz

A liquid fish oil supplement for dogs and cats aimed at skin and coat condition. It is an add-on to food, and the listing gives no serving amount or omega content.

Item Form
Oil
Target Species
Cat, dog
Flavor
Not specified
Pets Purest Salmon Oil for Dogs and Cats 32 fl oz
Pet Fish Oil Supplements

Pets Purest Salmon Oil for Dogs and Cats 32 fl oz

A liquid salmon oil in a big bottle with a pump, listed for dogs, cats, ferrets and horses. The listing gives no dose by animal weight.

Item Form
Oil
Target Species
Cat, Dog, Ferret, Horse
Flavor
Natural Salmon
Natural Dog Company Wild Alaskan Salmon Oil for Dogs 16 oz
Pet Fish Oil Supplements

Natural Dog Company Wild Alaskan Salmon Oil for Dogs 16 oz

A pump-bottle salmon oil for dogs that adds EPA, DHA and omega fatty acids to meals. Dose per pump is not in the listing, so the amount by dog weight has to come from the label.

Item Form
Oil
Target Species
Dog
Flavor
Wild Alaskan salmon oil
Zesty Paws Omega 3 Alaskan Fish Oil Chews for Dogs 90 Count
Pet Fish Oil Supplements

Zesty Paws Omega 3 Alaskan Fish Oil Chews for Dogs 90 Count

A chicken flavored fish oil chew for dogs aimed at skin, coat and joints. The listing gives no dose by dog weight, so follow the label.

Item Form
Soft Chew
Target Species
Dog
Flavor
Original - Chicken
Nordic Naturals Omega-3 Pet Fish Oil for Large Dogs 16 oz
Pet Fish Oil Supplements

Nordic Naturals Omega-3 Pet Fish Oil for Large Dogs 16 oz

A concentrated fish oil liquid for large dogs, with the fatty acid amount stated per teaspoon. The listing has no dosing chart, so follow the label or a vet's advice.

Item Form
Liquid
Target Species
Not specified
Flavor
Unflavored
Zesty Paws Salmon Oil Skin and Coat Chews Salmon 90 Count
Pet Fish Oil Supplements

Zesty Paws Salmon Oil Skin and Coat Chews Salmon 90 Count

A salmon flavored soft chew that gives dogs salmon oil, vitamin E and biotin for the skin and coat. The listing gives no dose by dog weight and no omega amounts.

Item Form
Soft Chew
Target Species
Dog
Flavor
Salmon
Nutramax Welactin Omega 3 Fish Oil for Dogs 16 oz Liquid
Pet Fish Oil Supplements

Nutramax Welactin Omega 3 Fish Oil for Dogs 16 oz Liquid

A liquid salmon oil supplement for dogs, aimed at skin and coat with joint, immune, kidney and brain support also named. The page gives no dose or fatty acid amounts.

Item Form
Liquid
Target Species
Dog
Flavor
Not specified
Nutramax Welactin Omega 3 Fish Oil for Dogs 16 oz Liquid
Pet Fish Oil Supplements

Nutramax Welactin Omega 3 Fish Oil for Dogs 16 oz Liquid

A liquid salmon oil supplement for dogs, aimed at skin and coat with joint, immune, kidney and brain support also named. The page gives no dose or fatty acid amounts.

Item Form
Liquid
Target Species
Dog
Flavor
Not specified
Nutramax Welactin Omega 3 Fish Oil for Dogs 16 oz Liquid
Pet Fish Oil Supplements

Nutramax Welactin Omega 3 Fish Oil for Dogs 16 oz Liquid

A liquid salmon oil supplement for dogs, aimed at skin and coat with joint, immune, kidney and brain support also named. The page gives no dose or fatty acid amounts.

Item Form
Liquid
Target Species
Dog
Flavor
Not specified
Amazing Omega 3 Fish Oil Bacon Chews for Dogs 120 Count
Pet Fish Oil Supplements

Amazing Omega 3 Fish Oil Bacon Chews for Dogs 120 Count

A fish oil chew for dogs with omega fatty acids for itchy, dry skin and a shinier coat. The flavor and form conflict between the title and the specs, so confirm what the package says before buying for a picky eater.

Item Form
Tablet
Target Species
Dog
Flavor
Liver (spec), bacon (title)
Nutramax Welactin Canine Omega 3 Softgels 120 Count
Pet Fish Oil Supplements

Nutramax Welactin Canine Omega 3 Softgels 120 Count

A softgel fish oil supplement for dogs with the EPA and DHA amounts stated, aimed at skin and coat. The page gives no dose by weight, so the package decides the count.

Item Form
Soft gel
Target Species
Dog
Flavor
Not specified
Nutramax Welactin Canine Omega 3 Softgels 120 Count
Pet Fish Oil Supplements

Nutramax Welactin Canine Omega 3 Softgels 120 Count

A softgel fish oil supplement for dogs with the EPA and DHA amounts stated, aimed at skin and coat. The page gives no dose by weight, so the package decides the count.

Item Form
Soft gel
Target Species
Dog
Flavor
Not specified
Nutramax Welactin Canine Omega 3 Softgels 120 Count
Pet Fish Oil Supplements

Nutramax Welactin Canine Omega 3 Softgels 120 Count

A softgel fish oil supplement for dogs with the EPA and DHA amounts stated, aimed at skin and coat. The page gives no dose by weight, so the package decides the count.

Item Form
Soft gel
Target Species
Dog
Flavor
Not specified
Nordic Naturals Omega-3 Pet Soft Gels 180 Count
Pet Fish Oil Supplements

Nordic Naturals Omega-3 Pet Soft Gels 180 Count

A fish oil soft gel for dogs, with the stated fatty acid amount per capsule and support for heart, skin and coat. The species list also names cats, and the page gives no dose by weight.

Item Form
Soft gel
Target Species
Dog, cat
Flavor
Unflavored
Nutri-Vet Fish Oil Omega 3 Supplement for Dogs 100 Count
Pet Fish Oil Supplements

Nutri-Vet Fish Oil Omega 3 Supplement for Dogs 100 Count

Model: 1001049

A fish oil supplement for dogs with EPA and DHA, aimed at coat, shedding and puppy use. The listing gives no dose by dog weight, so the label is the guide.

Item Form
Oil
Target Species
Dog
Flavor
Seafood
Pet Naturals Skin and Coat Soft Chews for Dogs 30 Count
Pet Fish Oil Supplements

Pet Naturals Skin and Coat Soft Chews for Dogs 30 Count

A bite-sized treat for dogs with dry or itchy skin, using fish oil and fatty acids. Dosing by dog weight is not listed, so the package label sets the serving.

Item Form
Chew
Target Species
Dog
Flavor
Veggie
Iceland Pure Salmon Oil for Dogs and Cats 17 oz
Pet Fish Oil Supplements

Iceland Pure Salmon Oil for Dogs and Cats 17 oz

A pump bottle of unscented salmon oil for coat, skin and joint use in dogs, cats and horses. The listing gives a per teaspoon omega figure but no dosing by pet size.

Item Form
Oil
Target Species
Dogs, Cats, Horses
Flavor
Flavorless
Pet MD Salmon Omega Bites for Dogs 120 Count
Pet Fish Oil Supplements

Pet MD Salmon Omega Bites for Dogs 120 Count

A salmon soft chew that adds omega fats for dogs with dry skin or a dull coat. It is a supplement, so it will not manage a true allergy on its own.

Item Form
Soft chews
Target Species
Dog
Flavor
Salmon, fish
Amazon Basics Wild Alaskan Salmon Oil for Dogs and Cats 16 fl oz
Pet Fish Oil Supplements

Amazon Basics Wild Alaskan Salmon Oil for Dogs and Cats 16 fl oz

A bottle of liquid wild salmon oil for dogs and cats, sold for skin and coat support. The listing has no dosing chart or pump information.

Item Form
Oil
Target Species
Dog, cat
Flavor
Salmon
Wonder Paws Omega Max Fish Oil for Dogs 16 oz
Pet Fish Oil Supplements

Wonder Paws Omega Max Fish Oil for Dogs 16 oz

Model: Omega Max 3x

A pumpable omega supplement for dogs of every size, with the dosing tools included. No dosing chart is listed, so the label on the bottle has to be followed.

Item Form
Oil
Target Species
Dog
Flavor
Salmon, fish
Nutramax Welactin Omega 3 Soft Chews for Dogs 60 Count
Pet Fish Oil Supplements

Nutramax Welactin Omega 3 Soft Chews for Dogs 60 Count

A soft chew omega-3 supplement built around EPA, DHA, and ETA fatty acids for dogs, aimed at daily skin and coat support.

Item Form
Soft Chew
Target Species
Dog
Flavor
Not specified
Nutramax Welactin Omega 3 Soft Chews for Dogs 60 Count
Pet Fish Oil Supplements

Nutramax Welactin Omega 3 Soft Chews for Dogs 60 Count

A soft chew omega-3 supplement built around EPA, DHA, and ETA fatty acids for dogs, aimed at daily skin and coat support.

Item Form
Soft Chew
Target Species
Dog
Flavor
Not specified
Nutramax Welactin Omega 3 Soft Chews for Dogs 60 Count
Pet Fish Oil Supplements

Nutramax Welactin Omega 3 Soft Chews for Dogs 60 Count

A soft chew omega-3 supplement built around EPA, DHA, and ETA fatty acids for dogs, aimed at daily skin and coat support.

Item Form
Soft Chew
Target Species
Dog
Flavor
Not specified
Life Line Pet Nutrition Wild Alaskan Fish Oil 128 oz
Pet Fish Oil Supplements

Life Line Pet Nutrition Wild Alaskan Fish Oil 128 oz

A bulk wild Alaskan fish oil for dogs and cats, sensible for larger or multi-pet households working through it steadily.

Item Form
Oil
Target Species
Dog, Cat
Flavor
Salmon,Fish
Full category statistics →

As an Amazon Associate I earn from qualifying purchases.

Frequently asked questions

What are the most popular pet fish oil supplements brands?

Nutramax, Zesty Paws, Nordic Naturals, Vetoquinol, Natural Dog Company lead this category among the 30 brands that passed our curation checks.

How does ProductDome pick these pet fish oil supplements?

A listing appears only when it has a recorded price, a minimum customer rating, and enough ratings or monthly sales. Generic and unbranded listings are left out, while every real brand stays, including brands sold only on Amazon. The ones that pass are ordered by how many people search for that brand and model each month; review counts only break ties.

About pet fish oil supplements

Pet fish oil supplements come in bottled and individual-piece formats, with form labels including Oil, Liquid, Capsule, Chew and Soft Chew. Check the directions for how to measure and give each serving, including whether you measure out the supplement or give a specified number of pieces. Start with a formulation whose label permits use for your pet’s species and life stage, with serving directions you can follow for that animal. A shared household supply needs directions that cover each pet.

Compare the labeled amounts of individual fatty acids per directed serving, where provided, instead of relying on the total quantity of fish oil. If those amounts are missing, the total oil quantity cannot fill that gap. Use the directions for the particular formulation instead of carrying a serving size over from a previous purchase. Once you have established the formulation and serving, choose a supply size that fits your pet’s expected use. Among the 19 products that list volume, most fall between 8.9 and 169 fl oz, and 16 fl oz is typical. For bottled supplements, divide the bottle’s volume by the directed daily serving volume to estimate how long it will last. Compare that duration with any manufacturer guidance on use after opening; a larger bottle can leave unused oil when the directed serving is small. Package weight cannot substitute for liquid volume in this calculation.

If the directions require mixing the supplement into food, a pet that leaves part of the meal may leave part of the serving too. For capsules, establish whether they must be swallowed intact or may be opened before planning to add their contents to food. For chews, read whether the directed serving requires a whole piece and whether division is permitted. Flavor labels such as Unflavored and Salmon cannot predict acceptance or identify every ingredient, so read the complete ingredient list for anything your pet needs to avoid.

Before buying, confirm that any measuring pump, dropper or scoop required by the directions is supplied or sold separately, and that its markings match the serving units. If servings are measured in pumps, the listing should specify the amount delivered by the supplied dispenser; a pump from another bottle may deliver a different amount. Storage instructions should establish whether refrigeration is required and how to protect the contents from light.

How we list products: every listing here has a recorded price, a minimum customer rating and enough ratings or monthly sales. Generic and unbranded listings are left out; every real brand stays, including brands sold only on Amazon. Products are ordered by monthly searches for their brand and model on every page.Editorial policy