Best Fish Oil for Dogs: Top Picks for 2025’s Healthiest Choices

Bestseller No. 1
Zesty Paws Wild Alaskan Omega-3 Blend Pollock + Salmon Oil for Dogs and Cats- Skin and Coat Support, Omega 3 Supplement for Pets, 32oz
  • SKIN & COAT NOURISHMENT: Fish oil for dogs and cat like Wild Alaskan Salmon Oil provides omega-3 fatty acids, helping maintain a shiny coat and nourished skin
  • OMEGA 3 HEALTH SUPPORT: Our omega 3 fish oil for dogs and cats is packed with EPA and DHA, supporting overall pet health, supporting the immune system, joints, and heart function
  • EASY-TO-MIX FORMULA: Avoid capsules with this easy salmon oil for cats and dogs; simply add a few pumps to food for a nutritious boost
  • NOURISHES SKIN: This cat and dog oil for skin and coat is gentle, making it a key part of cat and dog health supplies
  • BOOST IMMUNE SYSTEM: Rich in omega 3, this cat and dog salmon oil not only supports skin and coat health but also strengthens immune function and overall well-being, fitting dog health needs
OFF -$2.04Bestseller No. 2
Nordic Naturals Omega-3 Pet, Unflavored - 16 oz - 1380 mg Omega-3 Per Teaspoon - Fish Oil for Large to Very Large Dogs with EPA & DHA - Promotes Heart, Skin, Coat, & Immune Health
  • Why omega-3 pet- This Nordic Naturals pet product is made with the same exceptional quality oil as our human products, but has been specially formulated for your dog; Omega-3 Pet features omega-3 fish oil in liquid form
  • Proactive protection for your pup - Research shows that the essential fatty acids EPA & DHA in fish oil help support your pet’s heart, skin & coat, immune health
  • Your pets deserve the best - All of our omega-3 fish oils are in the triglyceride molecular form (the form naturally found in fish) for optimal absorption; Please use only our pet products for your dog or cat, not our human products.
  • Purity guaranteed - Every batch of Nordic Naturals fish oil is crafted from fresh, wild-caught, omega-rich fish; We are committed to using only non-GMO, gluten- & dairy-free ingredients with no artificial colors, flavors, or preservatives.
  • ETHICAL INNOVATION - Nordic Naturals is proud to be at the forefront of sustainable & ethical practices in the natural products industry. Through science & innovation, we are committed to delivering safe, effective nutrients to support foundational wellness.
Bestseller No. 3
Salmon Oil for Dogs - Premium Fish Oil for Skin and Coat Health - Omega 3 Supplement - Supports Itchy Skin - 8 oz Liquid - Norwegian Dog Salmon Oil - Essential Dog Supplement
  • Chew + Heal's Norwegian salmon oil for dog food is packed with omega-3 fatty acids to promote healthy and happy fur for your dog.
  • Salmon oil is good for dogs with itchy skin as well as dry skin and coat. The omega-3 fatty acids help to aid overall skin and coat health for soft and luscious locks.
  • Vitamin E has a host of benefits such as heart, immune, cell, skin and coat health, and more. It is also an antioxidant making it a vital component to dog health.
  • This Heal's 8 oz. omega 3 Fish Oil for dogs comes in liquid form, making it easy to add to your dog's meals, enhancing it not only with a great taste but giving it a nutritional boost as well!
  • Our liquid fish oil for dogs is made in the USA and is good for breeds of all sizes.
Bestseller No. 4
Natural Dog Company Wild Alaskan Salmon Oil Formula with Omega 3, Fish Oil for Dogs Supplement, Skin & Coat Dog Oil, Itchy Relief, Immune Support for Joints & Heart, Liquid Food Topper, 16 oz.
  • SKIN & COAT NOURISHMENT: This wild Alaskan Pollock and Salmon oil supplement for dogs delivers Omega-3 Fatty Acids with EPA and DHA to help maintain healthy skin moisture, reduce excessive shedding, and promote a soft, shiny coat. Ideal for dogs with dry or sensitive skin, this liquid fish oil supports visible coat improvement with consistent daily use.
  • ITCH RELIEF & SEASONAL SENSITIVITY SUPPORT: Formulated for dogs prone to scratching and irritation, this Omega 3 Fish Oil blend helps support the skin’s natural barrier and comfort during seasonal changes. Daily use supports calmer skin, fewer hot spots, and improved coat comfort, making it a gentle option for dogs with sensitivities or dryness.
  • JOINT, HEART & IMMUNE WELLNESS: This liquid fish oil for dogs provides essential fatty acids that support joint mobility, cardiovascular function, and immune health across all breeds and life stages. Whether your dog is highly active or aging, this omega-3 blend supports whole-body wellness through daily nutritional reinforcement.
  • WILD ALASKAN SALMON & POLLOCK BLEND: Made with a carefully balanced blend of wild-caught Alaskan pollock and salmon oil, this formula delivers a natural profile of EPA and DHA without fillers or artificial additives. This fish oil blend provides clean, consistent omega-3 nutrition for daily canine wellness.
  • DAILY FOOD TOPPER DOGS LOVE: Designed as an easy-to-use salmon and pollock oil food topper, this liquid supplement pumps directly onto meals to boost flavor and nutrition no pills or powders required. Even picky eaters enjoy the natural fish taste, making it simple to support skin, joints, and coat health every day.
Bestseller No. 5
Native Pet Omega 3 Fish Oil for Dogs & Cats - Promotes Healthy Skin, Shiny Coat, & Strong Joints - Made with Wild Alaskan Salmon Oil for Dogs – Tasty, Fast-Absorbing Omega 3 6 9 Liquid Supplement- 8oz
  • HEALTHY SKIN, COAT AND JOINTS, ALL IN ONE DELICIOUS PUMP: Our Omega 3 for dogs is made from wild Alaskan fish oil, a high-quality dog fish oil supplements that promotes shiny coat, healthy skin, and strong joints.
  • ALL-NATURAL, WILD-CAUGHT FISH OIL: Made with wild-caught pollock oil and wild-caught Alaskan salmon oil, this omega oil for dogs ensures the highest quality and sustainability. We use no added fillers, just pure, premium ingredients to support your pet’s health.
  • COMPLETE OMEGA 3, 6, & 9 PROFILE : This dog omega 3 supplement is a blend of wheat germ oil and Omega 3 liquid fish oil, packed with essential EPA, DHA, and Vitamin E to support your dog’s immune health, joint mobility, and overall vitality.
  • VET APPROVED WITH HIGH QUALITY INGREDIENTS: This fish oil for cats and dogs is packed with omega-rich nutrients to support skin, coat, joint, and heart health. A Liquid fish oil for dogs made with clean, effective ingredients and no added fillers
  • REDUCE EXCESSIVE SHEDDING: Our dog shedding supplement is a real champ, fighting off skin troubles with omega 3, 6, and 9. An ideal dog supplements for itchy skin, this coat defense for dogs supports a shiny coat, reduces shedding, and promotes healthy skin.
Bestseller No. 6
Fish Oil for Dogs - Healthy Skin & Coat, Salmon, Pollock, All Natural Supplement for Pets, Itching Scratching Allergy & Inflammation Defense, Omega 3 EPA DHA, Brain & Heart Health, 64 oz
  • SOFT, SHINY, & SMOOTH COAT - Does your dog, cat, ferret, horse, or energetic ball of fur have a dull, dry or coarse coat? Essential omega 3 fatty acids from our fish oil supplement will help support healthy skin and coats. You’ll want to hug them even more!
  • DRY SKIN, ITCHING, FLAKING, SHEDDING, & ALLERGIES? - Is your pet constantly itching or scratching due to dry skin and allergies? The essential fatty acids contained in fish oil help support natural allergy defense. Your pet will be much happier playing rather than itching and scratching.
  • INFLAMMATION & JOINT PROBLEMS? - Have you noticed your pet playing less and having trouble with common activities? The omega 3 in fish oil helps support joint and bone health and also supports a healthy immune system. Normal activities will be funner and more comfortable.
  • SUSTAINABLY SOURCED - Our fish oil has been sustainably sourced, ensuring healthy oceans and safeguarding seafood supplies for the future.
  • PROUDLY WOMEN-OWNED, FAMILY-OWNED, and US-OWNED - We are proud to be Family-owned, Woman-owned, and US-owned. Our products and ingredients are sourced globally so we can give our fur babies the best.
OFF -$6.29Bestseller No. 7
Nordic Naturals Omega-3 Pet, Unflavored - 180 Soft Gels - 320 mg Omega-3 Per Soft Gel - Fish Oil for Dogs with EPA & DHA - Promotes Heart, Skin, Coat, & Immune Health
  • WHY OMEGA-3 PET - This Nordic Naturals pet product is made with the same exceptional quality oil as our human products, but has been specially formulated for your dog. Omega-3 Pet features omega-3 fish oil in soft gels.
  • PROACTIVE PROTECTION FOR YOUR PUP - Research shows that the essential fatty acids EPA & DHA in fish oil help support your pet’s heart, skin & coat, immune health.
  • YOUR PETS DESERVE THE BEST - All of our omega-3 fish oils are in the triglyceride molecular form (the form naturally found in fish) for optimal absorption. Please use only our pet products for your dog or cat, not our human products.
  • PURITY GUARANTEED - Every batch of Nordic Naturals fish oil is crafted from fresh, wild-caught, omega-rich fish. We are committed to using only non-GMO, gluten- & dairy-free ingredients with no artificial colors, flavors, or preservatives.
  • ETHICAL INNOVATION - Nordic Naturals is proud to be at the forefront of sustainable & ethical practices in the natural products industry. Through science & innovation, we are committed to delivering safe, effective nutrients to support foundational wellness.
OFF -$2.55Bestseller No. 8
Omega 3 Fish Oil for Dogs - Better Than Salmon Oil - Dog Fish Oil Supplement to Reduce Shedding & Itching - Supports Joints, Brain, and Heart Health - Skin and Coat Supplement - Liquid Fish Oil
  • Reduce Shedding + Improve Skin and Coat - Plano Paws Wild Caught Omega 3 for Dogs is made with pure Anchovies, Herring, Mackerel, and Sardines from the clear ocean waters off the coast of Iceland.
  • Low Odor, Safe + Effective - Our pet liquid fish oil is human grade and molecularly distilled to remove harmful toxins and heavy metals to support joint health, skin, coat, heart, + immune system.
  • For All Breeds and Ages - Our fish oil for dogs liquid pump makes it easy to give your dog omega 3 oils they need to stay healthy and happy. Just squirt the fish oil onto your puppy or dogs food.
  • Sustainably Sourced - Our omega 3 fish oil dog supplement is loaded with healthy DHA and EPA omega 3 for dogs. Dog fish oil supplements may provide allergy and itch relief for dogs.
  • Our Mission - Plano Paws makes dog treats, dog health supplies and dog supplements you can trust. Plano Paws lives by 3 core principles. 1. Safe Ingredients. 2. Outstanding Effectiveness. 3. Exceptional Service.
Bestseller No. 9
Nutramax Welactin Omega 3 Fish Oil for Dogs, Skin and Coat Health Supplement, Plus Joint, Immune, Kidney, and Brain Support, Premium Omega 3 Fatty Acids, For Dogs, 16 Ounce Liquid
  • Premium Omega 3 for Dogs - Welactin is the #1 vet recommended omega 3 supplement brand and is a rich source of omega 3 fatty acids, EPA (eicosapentaenoic acid) and DHA (docosahexaenoic acid).
  • Supports Skin and Coat Health - The omega 3s in Welactin fish oil help support skin and coat health, plus overall wellness. It is recommended for dogs of all sizes and life stages.
  • Supports Several Functions - In addition to supporting skin and coat health, omega 3s help support joint, immune system, heart, kidney, brain, and vision health.
  • Easy to Administer - Welactin oil includes a scoop for easy and convenient dispensing. Measure the appropriate amount and pour over your dog’s food at mealtime.
  • Exceptional Quality - Welactin is backed by science and undergoes thorough quality inspections to ensure your dog receives a safe, high-quality product.
Bestseller No. 10
Pet Honesty Omega 3 Fish Oil Supplement for Dogs & Cats (32oz), Wild Caught Omega 3 Fish Oil for Skin and Coat Health, Supports Shedding, Skin & Coat, Immunity, Joint, Brain & Heart, EPA + DHA
  • VITAL FOR THEIR VITALS: Our fish oil for dogs is a bottleful of benefits. Essential fatty acids promote a shiny coat & healthy skin, so your pet won’t just look like best in show, they’ll feel like it too. Our dog omega-3 supplement supports brain, heart, immune & joint health as well as mobility, so your pup can play on & on. It also supports healthy inflammatory pathways, nutrient absorption, digestion & gut health. You might just say it's the overachiever of supplements.
  • ON THE INSIDE: Our dog fish oil supplement is packed with powerful ingredients that help fuel your dog every day. Made with 100% Pure caught wild fish from Alaska, your pet will be getting the very best, because that’s what they deserve. High in omega-3 fatty acids for dogs & low in mercury & toxins, pollock & cod aren fish that support joint, heart, coat, brain & overall health. Plus omega-3 EPA DHA provides itchy skin relief for dogs. Our 100% natural oil for dogs skin & coat is 100% worth reeling in.
  • PURE & SIMPLE: Your dog is more than a pet, they’re a member of the family, & they deserve the best. That’s why our fish oils are sustainably sourced from Alaska, & third party tested for transparency & purity to ensure that your pet is receiving 100% pure, wild caught fish oil. After all, they give us so much, the least we can do is give them the best.
  • DROOL-WORTHY TASTE: Not only does our dog fish oil supplement provide a comprehensive range of omega-3s, it tastes great too! So, in addition to giving your pup something that's good for them, you'll also be giving them something they love.
  • THE HONEST DIFFERENCE: Our products are made with clean, science-backed ingredients for results you can trust, & with no fillers, artificial preservatives, colors, or flavors, you'll have no doubt your dog is getting the best. Proudly supporting pets in need nationwide & using recycled plastic in our packaging, there's also no doubt that we're committed to doing our best. -- All products are made in the U.S.A. | NASC Member Company

The Best Fish Oil for Dogs in 2025

Finding the best fish oil for dogs is crucial for pet owners who want to ensure their furry friends lead healthy lives. Fish oil is packed with omega-3 fatty acids, which are beneficial for skin health, coat condition, brain function, and joint health. In 2025, various options stand out on Amazon that cater to different needs and preferences of dog owners. This article reviews the top ten fish oil products available today on Amazon and provides a comprehensive buying guide to help you choose the best fish oil for your dog.

Top 10 Fish Oils for Dogs on Amazon

1. Zesty Paws Omega 3 Fish Oil for Dogs

Zesty Paws Omega 3 Fish Oil is enriched with EPA and DHA from anchovies and sardines, making it one of the best fish oil for dogs on the market. This product is perfect for enhancing your dog’s overall health and well-being. Many pet owners have reported improvements in their dog’s skin health, coat shine, and joint mobility.

The formula includes additional antioxidants and a natural flavor that dogs find irresistible, making it easy to incorporate into their daily diet. Zesty Paws is also known for its premium sourcing and rigorous quality control measures.

Overall, this fish oil product ranks high for its quality ingredients and effectiveness.

Bestseller No. 1
Zesty Paws Omega 3 Fish Oil for Dogs - Zesty Paw Dog Vitamins and Supplements for Hip, Joint & Skin, Bacon (90 Chews)
  • NUTRITIOUS SUPPORT: This dog skin and coat supplement is packed with beneficial nutrients and omega fatty acids to help your dog maintain healthy skin and coat with omega oil for dogs
  • HEALTHY JOINTS: Formulated with AlaskOmega, this hip and joint supplement dogs can chew provide nutrients for supporting your dog's hip and joint health effectively
  • IMMUNE BOOST: Enhanced with vitamins C and E, these zesty paws dog supplements help bolster your dog's immune system for comprehensive wellness support
  • LUSTROUS COAT: With Biotin, Vitamin C and Vitamin E, this omega 3 for dogs works to improve the shine and softness of your dog's coat while providing vitamins for dogs
  • PURE INGREDIENTS: Featuring AlaskOmega, these dog joint supplement chews provide a clean source of EPA and DHA from Wild Alaskan Pollock for your pet's health

2. Vet’s Best Fish Oil for Dogs

Vet’s Best Fish Oil is another solid contender in the realm of pet supplements. This product combines fish oil with natural ingredients like vitamin E to promote healthy skin and a shiny coat. It supports joint health and is beneficial for overall wellness.

The unique formula ensures that dogs love the taste, making it easier for pet owners to give their dogs the necessary nutrients they require. It is particularly recommended for dogs with allergies or sensitive skin.

With Vet’s Best, you are investing in a well-researched formulation that has garnered positive reviews from countless pet owners.

OFF -$4.07Bestseller No. 1
Nutri-Vet Fish Oil Supplement for Dogs, Omega 3, Fish Oil for Dogs, Pet Supplies, Pet Vitamins and Supplements, EPA DHA Formula, Puppy Vitamins, Shed Control, New Puppy Essentials, 100 Count
  • HEALTHY COAT: This daily supplement nourishes dry, brittle coats, reducing shedding and promoting shine, strength, and softness; Packed with Omega 3, Omega 3 fish oil, and essential vitamins, it supports skin health for a vibrant coat your dog will love!
  • RICH IN OMEGA 3 FATTY ACIDS: Our premium fish oil formula is packed with Omega 3 to help soothe dry & itchy skin; This powerful blend of Omega 3 fish oil supports healthy skin and coat, promoting comfort and relief for your dog’s skin issues
  • EASY TO FEED: Skip the mess of liquid dog supplements with these convenient softgels; Administered as a treat or with meals, they provide essential Omega 3 fish oil to support for your dog’s skin and coat, promoting shine, and reducing shedding
  • MADE BY VETS: Formulated by veterinarians, our dog vitamins, Omega 3 supplements, and skin and coat supplements, are made to the highest standards of quality and consistency, ensuring your dog’s health and well-being with every dose
  • USA MADE: Made in the USA with premium, globally sourced ingredients you can trust; All Nutri-Vet supplements, including dog supplements, Omega 3 fish oil, and dog vitamins, carry the National Animal Supplement Council (NASC) quality seal

3. Nordic Naturals Omega-3 Pet Cod Liver Oil

Nordic Naturals is a reputable name in the world of omega-3 supplements. Their Omega-3 Pet Cod Liver Oil provides high concentrations of EPA and DHA, sourced from wild-caught cod. This product is rich in vitamins A and D, essential for maintaining a healthy immune system.

The liquid form allows for easy administration, whether mixed into food or given directly. Many dog owners appreciate the clean, fresh taste of this fish oil, making it appealing for even the pickiest pets.

Nordic Naturals stands out for its transparency and commitment to sustainability, ensuring your purchase supports environmentally friendly practices.

OFF -$5.09Bestseller No. 1
Nordic Naturals Pet Cod Liver Oil, Unflavored - 8 oz - 1048 mg Omega-3 Per Teaspoon - Fish Oil for Dogs with EPA & DHA - Promotes Skin, Coat, & Immune Health
  • WHY PET COD LIVER OIL- This Nordic Naturals pet product is made with the same exceptional quality oil as our human products, but has been specially formulated for your medium to large breed dog.
  • PROACTIVE PROTECTION FOR YOUR PUP - Sourced from fresh, 100% wild arctic cod, this liquid formula contains the essential fatty acids EPA & DHA to help support your dog’s skin & coat, brain, eye, immune health.
  • YOUR PETS DESERVE THE BEST - All of our omega-3 fish oils are in the triglyceride molecular form (the form naturally found in fish) for optimal absorption. Please use only our pet products for your dog or cat, not our human products.
  • PURITY GUARANTEED - Every batch of Nordic Naturals fish oil is crafted from fresh, wild-caught, omega-rich fish. We are committed to using only non-GMO, gluten- & dairy-free ingredients with no artificial colors, flavors, or preservatives.
  • ETHICAL INNOVATION - Nordic Naturals is proud to be at the forefront of sustainable & ethical practices in the natural products industry. Through science & innovation, we are committed to delivering safe, effective nutrients to support foundational wellness.

4. PetHonesty Omega-3 Salmon Oil for Dogs

PetHonesty’s Omega-3 Salmon Oil is another popular choice among dog lovers. Made from wild-caught Alaskan salmon, this fish oil is rich in omega-3 fatty acids that support healthy skin, coat, and joints.

This product boasts a great taste that dogs love, making it easy to administer. PetHonesty also emphasizes its commitment to quality and safety; each batch undergoes rigorous testing to ensure purity and potency.

Overall, this fish oil is a great investment in your dog’s health, as it not only improves appearance but also enhances overall well-being.

5. Grizzly Omega Health for Dogs

Grizzly Omega Health is a fish oil supplement derived from wild-caught Alaskan salmon and pollock. The balance of EPA and DHA in this product is optimized for canine health, making it a top choice among pet parents.

With a unique combination of omega fatty acids, Grizzly Omega Health can effectively support immune health, brain function, and skin health. The dark glass bottle protects the oil from light, ensuring maximum freshness.

This product is a solid option for those searching for an all-natural fish oil without any fillers or artificial ingredients.

Bestseller No. 1
Grizzly Pet Products Omega Health Liquid Omega-3 Supplement for Dogs and Cats, 32 Ounce Bottle
  • Sustainably sourced
  • Wild Alaskan pollock and salmon
  • Promotes healthy immune system
  • Supports healthy skin and coat
  • Supports your pet's long-term health

6. Omega 3 Pet Oil by PetMD

PetMD has developed its Omega 3 Pet Oil to offer a premium-quality fish oil rich in omega-3 fatty acids. This product is well-regarded for enhancing skin and coat health as well as supporting joint function.

Unlike many other fish oils, PetMD’s offering features a unique pump bottle for easy dispensing. This quality product is free from harmful additives, ensuring it is safe for your dog.

The beneficial properties recognized by veterinarians make PetMD a trustworthy brand for pet supplements.

Bestseller No. 1
Pet MD – Omega 3 Fish Oil Supplement for Dogs – Skin and Coat Support for Dogs – 180 Softgels
  • Omega 3 supplement: Each capsule provides 1000mg of fish oil (180mg EPA and 120mg DHA) of cold-water anchovy and sardine oil.
  • RICH SOURCE OF OMEGA 3 – An essential fatty acid that naturally occurs in fish oils. EPA (eicosapentaenoic) and DHA (docosahexaenoic) are two types of Omega 3 fatty acids that are found in cold-water fish.
  • RELIEVES COAT AND SKIN PROBLEMS – These oral supplements soothe numerous issues concerning canine fur and skin. Itching, dandruff, dry skin, and reduce hair shedding and other symptoms of dog allergies. Essential Fatty acids promote healthy skin and coats, returning your dog’s coat to its shiny original feel.
  • Omega 3 Fish Oil is filled with potent ingredients that cover all the bases and promotes the overall well-being of our canine pals. This health supplement is veterinarian recommended, so you can be sure that its safe and effective.
  • Made Right Here in the USA in a Regulated Manufacturing Facilities in Small Batches for Quality.

7. NaturVet Omega-3 Fish Oil Supplements for Dogs

NaturVet Omega-3 Fish Oil Supplements is an excellent choice for dog owners looking for a straightforward solution to improve their pet’s skin and coat condition. This product is made from fish oil that is rich in EPA and DHA, and is particularly effective for dogs struggling with dryness or dandruff.

Available in soft gel forms, the capsules can either be given whole or punctured to use the oil in your dog’s food. With the commitment to quality and safety, NaturVet is a name that many pet owners trust.

Regular use can significantly improve the coat and support overall health.

Bestseller No. 1
NaturVet – Omega-Gold Plus Salmon Oil | Supports Healthy Skin & Glossy Coat | Enhanced with DHA, EPA, Omega-3 & Omega-6 | for Dogs & Cats | 180 Soft Chews
  • Rich in Omegas and helps to support healthy skin and a glossy coat. Salmon oil helps to maintain normal moisture content in dry skin.
  • Rich in Omega 3 and 6 Fatty Acids to help support healthy skin and a glossy coat.
  • Added Salmon Oil helps to maintain normal moisture content in dry skin.
  • An excellent source of DHA and EPA.
  • Wheat Free, Tasty Soft Chews 180ct for Dogs, 30 day supply based on a 40 lb. Dog.

8. Wild Alaskan Salmon Oil for Dogs by Pure Paw

Pure Paw’s Wild Alaskan Salmon Oil is known for its high-quality sourcing and rich omega-3 content. The oil supports a healthy coat and skin while also providing essential fatty acids for joint health.

This product is packaged in a dark bottle to maintain freshness and stability. Pure Paw uses no fillers or synthetic ingredients, ensuring that your dog receives the purest form of omega-3.

Overall, this option is ideal for pet parents looking for a more natural fish oil supplement.

Bestseller No. 1
Pure Wild Alaskan Salmon Oil for Dogs & Cats Skin and Coat - Fish Oil Liquid with Pump - Supports Joint Function, Immune & Heart Health - Omega 3 Liquid Food Supplement - All Natural EPA + DHA - 16oz
  • MIRACLE FOR DRY SKIN - Our unique composition of fatty acids moisturizes dry, itchy skin from the inside out. Biting, licking, chewing or scratching are signs your pet needs Omega's 3 6 9 and 7. It helps relieve hotspots and other skin issues related to allergies.
  • MAGIC FOR SOFT FUR - Brittle fur, excessive shedding, and dandruff. You may find them a nuisance, but they're also signs your pet is lacking nutrients. Rehydrates the skin to reduce unhealthy hair leaving dander. Serve every day to maintain a shiny, glossy coat.
  • JUMP FOR HIPS & JOINTS - Works wonders for stiffness from joint pain and arthritis. The DHA & EPA help lower inflammation. Walking without limping, happy and playing, climbing stairs without hesitation. It's what our pets should be doing!
  • VET RECOMMENDED - Veterinarians are giving two paws up for human-grade Wild Alaskan Salmon Oil. Steroids and medications for inflammation can be harmful to the body. Sometimes, they just don't work. Try a natural immune support treatment without the side effects.
  • PICKY EATERS & EASY TO USE - The liquid vitamin dispenser pump makes it simple to serve over cat or dog food. Pets beg for it drizzled over their meal. So easy, so tasty even picky eaters gobble it up. You're going to love this stuff!

9. Nutri-Vet Salmon Oil for Dogs

Nutri-Vet Salmon Oil is a solid choice for those seeking an affordable yet effective omega-3 supplement for their dogs. This salmon oil is specifically formulated to support skin, coat, and joint health.

Accessible in pump bottles or soft gels, it offers versatility in administration. With positive reviews from pet owners highlighting noticeable improvements in skin and coat condition, Nutri-Vet is a brand that continues to deliver quality and results.

This product proves beneficial for dogs of all ages, making it a versatile addition to your dog’s diet.

Bestseller No. 1
Nutri-Vet Wild Alaskan Salmon Oil for Dogs - Skin & Coat for Dogs - Omega-6 - 6.5 ounces
  • OMEGA-3 FATTY ACIDS: Fatty acids to maintain the epidermal water barrier function of the skin
  • SALMON OIL: made from wild, non-farmed Alaskan salmon and stabilized with natural antioxidants to maintain its fatty acid content and taste
  • SUPPORTS A STRONG IMMUNE SYSTEM: Promotes strong immune, cardiovascular and nervous systems
  • MADE BY VETS: Formulated by veterinarians, all Nutri-Vet products are made to the highest standards of quality and consistency
  • MADE BY VETS - Formulated by veterinarians, all Nutri-Vet products are made to the highest standards of quality and consistency; all products contain the NASC quality seal

10. iHeartDogs Omega-3 Fish Oil for Dogs

The iHeartDogs Omega-3 Fish Oil is a top-tier product specifically designed for dogs suffering from allergies or skin issues. Packed with EPA and DHA, this fish oil enhances skin health, promotes shiny coats, and reduces inflammation.

The great taste makes it easy for pets to accept, ensuring they get the necessary supplements they need to thrive. Moreover, a portion of sales goes to charity, helping rescue dogs in need, making your purchase beneficial for both your pet and others.

This dual benefit is an excellent incentive for dog owners who want to make a difference.

Bestseller No. 1
iHeartDogs Salmon Oil for Dogs and Cats - Nourishing Skin & Coat Omega 3 Fish Oil for Dogs Supports Allergy & Itch Relief, Heart Health and Joint Health - 32 oz
  • 100% NORWEGIAN SALMON OIL: Single-ingredient, potent omega fatty acid source rich in omega-3, omega-6, and omega-9 to support a healthy immune system, heart health, joint health, and healthy skin and coat.
  • DYNAMIC HEALTH SUPPORT: Our salmon oil for dogs and cats provides dynamic health support including allergy and itchy skin relief while promoting a healthy immune system and aiding in pain and mobility support for all-around dog health.
  • ITCHY SKIN RELIEF: Revitalizes dry and itchy skin, hot spots, or dull shedding coats by providing relief and nourishment. Just squirt on your dog’s or cat’s food to maintain a soft, silky coat, and minimize normal shedding.
  • SUSTAINABLE & TRACEABLE: Our salmon oil production is sustainable, fully traceable and made without using any GMOs, antibiotics, preservatives or other additives. Our formula boasts mild smell and great salmon taste.
  • FEEDS SHELTER DOGS: iHeartDogs is on a mission to support dogs and their owners by inspiring, educating, entertaining, curating and connecting. That’s why, when you purchase our salmon oil, you’ll also be providing 12 meals for shelter dogs.

Buying Guide for the Best Fish Oil for Dogs

Selecting the best fish oil for dogs can be overwhelming due to the variety of options available. However, with these key considerations, you can make an informed decision:

Quality of Ingredients

Look for fish oils derived from wild-caught fish, such as salmon or sardines. Ensure the label indicates no fillers or additives, which could compromise the quality of the product. Omega-3 fatty acids, particularly EPA and DHA, are essential for maximizing health benefits.

Formulation

Fish oils are available in liquid and soft gel forms. Liquid fish oils are easy to mix into food, while soft gels are more convenient for direct administration. Consider what works best for you and your pet’s needs.

Vet Recommendations

Always consult with your veterinarian before introducing any supplement to your dog’s diet. They can advise you on the proper dosage and whether a specific product suits your pet’s unique health needs.

Packaging and Storage

Fish oil should be stored properly to maintain its freshness. Products packaged in dark glass containers generally offer better protection from light and heat, which can cause the oil to spoil faster. Expiration dates should also be checked meticulously.

Brand reputation

Research brands thoroughly to ensure they have a reputation for quality and safety standards. Look for customer reviews and any testimonials to gauge reliability and efficacy.

Price and Value

While price may be a driving factor, consider the overall value, including the quality of ingredients and effectiveness. Sometimes spending a little more on a high-quality product can be more beneficial in the long run than choosing a lower-priced option of lesser quality.

Conclusion

The best fish oil for dogs in 2025 includes several quality options that provide essential nutrients beneficial for skin health, joint mobility, and overall health. Brands like Zesty Paws, Vet’s Best, and Nordic Naturals stand out for their commitment to quality and reputation in the pet supplement industry. However, always remember that individual dogs have different health needs, so it’s essential to consult with your veterinarian to determine the best fish oil suited for your pooch.

Last update on 2026-02-15 / Affiliate links / Images from Amazon Product Advertising API | hishecozy.com is a participant in the Amazon Associate program and will earn from qualifying purchases.

Evelyn Hawthorne
Evelyn Hawthorne