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BEST FISH OILS FOR DOGS OF 2026

Updated
Updated
BEST BANG FOR THE BUCK
Grizzly Omega Health for Dogs & Cats
Grizzly
Omega Health for Dogs & Cats
Pure Fish Oil
Grizzly Omega Health Fish Oil is a natural supplement made from wild-caught Alaskan fish, providing essential Omega-3 fatty acids to support your dog's heart, skin, and coat health.
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Pros & Cons
PROS
  • Multiple fish sources
  • Promotes overall health
  • Easy to use
  • No artificial additives
CONS
  • May have a strong smell
  • Some pets may be picky
PetHonesty Omega-3 Fish Oil Soft Chews
PetHonesty
Omega-3 Fish Oil Soft Chews
Omega-3 Soft Chews
PetHonesty Omega-3 Fish Oil Soft Chews offer a tasty, convenient way to provide your dog with essential fatty acids for skin, coat, joint, and immune support.
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Pros & Cons
PROS
  • Dogs enjoy the taste
  • Easy to administer
  • Supports multiple health areas
  • No mess compared to liquids
CONS
  • Lower Omega-3 per dose
  • May not suit dogs with allergies to certain proteins
Nordic Naturals Omega-3 Pet Soft Gels
Nordic Naturals
Omega-3 Pet Soft Gels
Premium Omega-3 Capsules
Nordic Naturals Omega-3 Pet Soft Gels deliver pure, concentrated fish oil in an easy-to-swallow capsule, supporting your dog's skin, coat, heart, and cognitive health.
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Pros & Cons
PROS
  • High purity and safety
  • No fishy aftertaste
  • Convenient dosing
  • Supports cognitive health
CONS
  • Capsules may be large for small dogs
  • More expensive than liquids
BEST OF THE BEST
Zesty Paws Wild Alaskan Salmon Oil
Wild Alaskan Salmon
Size: 32 fl oz
Form: Liquid
Main Ingredient: Wild Alaskan Salmon Oil
Omega-3 Content: Approx. 850 mg per tsp
Suitable For: All dog breeds and sizes

Zesty PawsWild Alaskan Salmon Oil is crafted with high-quality, sustainably sourced salmon from the pristine waters of Alaska. This supplement is packed with EPA and DHA, two essential Omega-3 fatty acids that are crucial for your dog's skin, coat, joint, and heart health.

The oil is easy to administer—simply pump it over your dog's food, and watch them enjoy the delicious flavor.This product is especially beneficial for dogs with dry, itchy skin or dull coats. Regular use can help reduce shedding and promote a softer, shinier coat.

The natural formulation is free from artificial flavors and preservatives, making it a safe choice for dogs of all breeds and sizes. Zesty Paws is known for its commitment to quality, and this salmon oil is no exception, providing pet owners with peace of mind and visible results.

PROS
  • Improves coat shine
  • Reduces itching and shedding
  • Dogs love the taste
  • No artificial ingredients
CONS
  • Strong fish odor
  • Pump may clog occasionally
BEST BANG FOR THE BUCK
Grizzly Omega Health for Dogs & Cats
Pure Fish Oil
Size: 32 oz
Form: Liquid
Main Ingredient: Fish Oil (Salmon, Pollock, Whitefish)
Omega-3 Content: Approx. 800 mg per tsp
Suitable For: Dogs and cats

Grizzly Omega Health Fish Oil is derived from wild-caught Alaskan salmon, pollock, and whitefish, ensuring a broad spectrum of Omega-3 fatty acids. This supplement is designed to promote healthy skin, a shiny coat, and overall vitality in dogs and cats.

The oil is easy to dispense with a convenient pump, making mealtime supplementation hassle-free.The high concentration of EPA and DHA in Grizzly Fish Oil supports not only skin and coat health but also cardiovascular and immune system function.

The product is free from artificial preservatives and is tested for purity and safety. Grizzly is a trusted name in pet nutrition, and their fish oil is a favorite among pet owners seeking a natural, effective supplement for their furry companions.

PROS
  • Multiple fish sources
  • Promotes overall health
  • Easy to use
  • No artificial additives
CONS
  • May have a strong smell
  • Some pets may be picky
PetHonesty Omega-3 Fish Oil Soft Chews
Omega-3 Soft Chews
Size: 90 chews
Form: Soft Chew
Main Ingredient: Fish Oil (Wild-caught)
Omega-3 Content: Approx. 300 mg per chew
Suitable For: All dog breeds

PetHonesty Omega-3 Fish Oil Soft Chews are formulated with natural fish oil sourced from wild-caught fish, providing a potent dose of Omega-3 fatty acids in a delicious chewable form. These chews are ideal for dogs who are picky eaters or dislike liquid supplements.

Each chew supports healthy skin, a glossy coat, and joint mobility, making them perfect for dogs of all ages.The chews are made in the USA with no artificial preservatives, colors, or flavors. They also contain added vitamins and antioxidants to further support your dog's immune system and overall health.

PetHonesty is dedicated to creating high-quality, effective supplements that dogs love, and these soft chews are a testament to that commitment.

PROS
  • Dogs enjoy the taste
  • Easy to administer
  • Supports multiple health areas
  • No mess compared to liquids
CONS
  • Lower Omega-3 per dose
  • May not suit dogs with allergies to certain proteins
Nordic Naturals Omega-3 Pet Soft Gels
Premium Omega-3 Capsules
Size: 180 soft gels
Form: Soft Gel Capsule
Main Ingredient: Fish Oil (Anchovy, Sardine)
Omega-3 Content: Approx. 150 mg EPA, 90 mg DHA per capsule
Suitable For: All dog breeds

Nordic Naturals Omega-3 Pet Soft Gels are made from wild anchovies and sardines, providing a highly concentrated source of EPA and DHA. These soft gels are ideal for pet owners who prefer a mess-free, measured dose of fish oil for their dogs.

The capsules can be given whole or punctured and mixed with food for convenience.Nordic Naturals is renowned for its commitment to purity and sustainability, ensuring that each batch is third-party tested for toxins and heavy metals.

The high-quality fish oil in these soft gels supports not only skin and coat health but also cardiovascular, joint, and cognitive function. This product is suitable for dogs of all sizes and is especially beneficial for those with specific dietary needs.

PROS
  • High purity and safety
  • No fishy aftertaste
  • Convenient dosing
  • Supports cognitive health
CONS
  • Capsules may be large for small dogs
  • More expensive than liquids
VetriScience Laboratories Omega 3, 6, 9 Fish Oil
Molecularly Distilled Oil
Size: 250 ml (8.5 oz)
Form: Liquid
Main Ingredient: Fish Oil Blend
Omega-3 Content: Approx. 600 mg per tsp
Suitable For: All dog breeds

VetriScience Omega 3, 6, 9 Fish Oil is formulated to deliver a comprehensive blend of Omega-3, Omega-6, and Omega-9 fatty acids. The molecular distillation process ensures purity and removes harmful contaminants, making it a safe choice for your pet.

This supplement supports healthy skin and coat, reduces inflammation, and promotes joint flexibility.The oil is easy to administer and can be mixed with your dog's food. VetriScience is a trusted brand among veterinarians, known for its science-backed formulations.

This product is ideal for dogs with sensitive skin, allergies, or those needing extra joint support. Regular use can result in noticeable improvements in coat texture and overall vitality.

PROS
  • Comprehensive fatty acid profile
  • Highly purified
  • Veterinarian trusted
  • Improves skin and coat
CONS
  • Smaller bottle size
  • Mild fishy smell

How our picks compare

SpecificationZesty Paws Wild Alaskan Salmon OilGrizzly Omega Health for Dogs & CatsPetHonesty Omega-3 Fish Oil Soft ChewsNordic Naturals Omega-3 Pet Soft GelsVetriScience Laboratories Omega 3, 6, 9 Fish Oil
Size32 fl oz32 oz90 chews180 soft gels250 ml (8.5 oz)
FormLiquidLiquidSoft ChewSoft Gel CapsuleLiquid
Main IngredientWild Alaskan Salmon OilFish Oil (Salmon, Pollock, Whitefish)Fish Oil (Wild-caught)Fish Oil (Anchovy, Sardine)Fish Oil Blend
Omega-3 ContentApprox. 850 mg per tspApprox. 800 mg per tspApprox. 300 mg per chewApprox. 150 mg EPA, 90 mg DHA per capsuleApprox. 600 mg per tsp
Suitable ForAll dog breeds and sizesDogs and catsAll dog breedsAll dog breedsAll dog breeds