Best fish oil supplements for dogs in 2026

fish oil supplements for dogs
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Choosing the right fish oil for your dog can significantly improve their coat health, joint mobility, and immune system. With so many options available, from liquid salmon oils to convenient capsules, finding the best value and quality is essential. We have analysed the UK market to identify supplements that offer genuine benefits for pets, focusing on ingredient purity, Omega-3 concentration, and overall value for money for British pet owners.
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Bugalugs Scottish Salmon Oil For Dogs & Cats, Dog Supplement Support for Skin And Coat, Itchy Skin & Moulting, Omega 3 Fish Oil (Salmon, 500ml)

Bugalugs Scottish Salmon Oil For Dogs & Cats, Dog...

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BUGALUGS - Bugalugs Scottish Salmon Oil For Dogs & Cats, Dog Supplement Support for Skin And Coat, Itchy Skin & Moulting, Omega 3 Fish Oil (Salmon, 500ml)
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  • ITCHY, DRY SKIN & SCRATCHING – 100% pure scottish salmon oil for dogs is an all-natural fish oil to help dogs of all sizes treat & helps scratching, itchy skin, ears, paws & hydrate dry skin (no need for sprays or creams)
  • SOFT GLOSSY SILKY SHINY COAT – Omega 3 6 9 fatty acids which helps promote a soft glossy silky shiny coat while supporting overall health & wellbeing. Helps to reduce moulting & shedding hair, great for small, medium & large dogs
€11.87
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Pets Purest - Pets Purest Scottish Salmon Oil For Dogs, Cats, Horse, Ferret - Pure Omega 3, 6 & 9 Fish Oil Food Treats Supplement for Natural Coat, Immune Support, Itchy Skin, Joint & Brain Health (500ml)
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  • NO MORE ITCHY / DRY SKIN: Our ALL-NATURAL Scottish salmon oil formula is a liquid fish oil supplement designed to support any pets health, keeping them looking and feeling great. It is proven to reduce itching, dandruff and dry skin.
  • PACKED WITH OMEGA-3, 6, & 9 ESSENTIAL FATTY ACIDS: Our premium formula contains Omega-3, Omega-6, and Omega-9 fatty acids derived from EPA and DHA, known as triple omega. These nutrients help keep animal coats soft and support overall pet health.
€12.99
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Primary Pets Premium Pet Supplies - Primary Pets Premium Pet Supplies - Omega 3 Fish Oil for Dogs. 60 x 1000mg Oil Capsules. Supports Healthy Skin and Shiny Coat, Maintains Joint and Brain Health, Helps Maintain Immune System
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  • ✔️ High-Strength Omega 3 6 & 9 Fish Oil for Dogs in 1000mg Soft Gel Capsules, Designed to Support the Health of Skin, Coat, Heart, Brain, Eyes, Teeth, and Joints. One of the Best All-Round Health Supplies for Dogs
  • ✔️ Skin and Coat - Like Cod Liver Oil, Our Fish Oil Capsules Are Rich in Omega 3 Fatty Acids to Help Maintain Skin Hydration and Promote a Glossy, Healthy-Looking Coat in Dogs - Ideal for Dogs with Seasonal Coat Changes. Supports Natural Skin Barrier Function
€7.99
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Pets Purest - Pets Purest Scottish Salmon Oil For Dogs, Cats, Horse, Ferret & Pet - Pure Omega 3, 6 & 9 Fish Oil Food Treats Supplement for Natural Coat, Immune Support, Itchy Skin, Joint & Brain Health (1000ml)
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  • NO MORE ITCHY / DRY SKIN: Our ALL-NATURAL Scottish salmon oil formula is a liquid fish oil supplement designed to support any pets health, keeping them looking and feeling great. It is proven to reduce itching, dandruff and dry skin.
  • PACKED WITH OMEGA-3, 6, & 9 ESSENTIAL FATTY ACIDS: Our premium formula contains Omega-3, Omega-6, and Omega-9 fatty acids derived from EPA and DHA, known as triple omega. These nutrients help keep animal coats soft and support overall pet health.
€19.99
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Hofseth Biocare - Brilliant Salmon Oil for Dogs, Cats, Puppy, Horse, Ferret & Pets - Pure Omega 3, 6 & 9 Fish Oil Food Supplement | Treats Itchy Skin, Joint Care, Heart Health & Natural Coat Hofseth BioCare (2x300ml)
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  • FRESH SMELL & NATURAL COLOUR: Our patented process for extracting salmon oil is second-to-none, all the omega 3 fish oil we produce is HUMAN GRADE, & 100% pure. We never use acid treatment; this is why our supplements smell fresh & look natural.
  • NO MORE ITCHY, DRY OR FLAKY SKIN: We invest in scientific studies to improve the health of your pet. The natural anti-inflammatory compounds within our formula treat moulting, manage cholesterol, soften paws, improve skin, & help arthritis.
€19.99
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Buddycare - Buddycare Scottish Salmon Oil For Dogs UK & Cats, Dog Supplement Support for Skin And Coat, Itchy Skin, Omega 3 Fish Oil (500ml)
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  • Premium Quality: Buddycare Scottish salmon oil is packed with omegas 3, 6, and 9 to keep your pet healthy and active. This natural oil supports skin and coat health, boosts energy, and promotes overall well-being. Sourced from sustainable Scottish salmon farms, it’s the ideal addition to your pet’s diet, giving them the daily nutrients they need to thrive. Optimise your pet's vitality with this high-quality dog salmon oil supplement. Premium Salmon Oil for Dogs & Cats: Our salmon oil for dogs ensures optimal health, promoting shiny coats and healthy skin. This fish oil for dogs and cats provides quality omega 3 fish oil, enhancing their wellbeing through every serving.
  • Enhances Skin, Coat & Vitality: Rich in omega-3s, Buddycare salmon oil hydrates your pet’s skin, reduces dryness, and keeps their coat shiny and healthy. Whether you’re managing your dog’s dry, itchy skin or just want to maintain a beautiful, glossy coat, this fish oil for dogs provides all the nourishment they need. Salmon oil for dogs also works wonders for cats, leaving their fur soft, sleek, and nourished from within. Omega 3 6 9 Rich Formula: This salmon oil offers a balanced blend of omega 3, 6, and 9, supporting joint health and immune function. As a trusted dog supplement, it is perfect for pets needing omega 3 for dogs and cats alike.
€8.99
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LEO's - Leo's Salmon Oil for Dogs and Cats | Premium 100% Natural Food Topper Fish Oil for Dogs and Cats | Enhances Coat Shine, Joint & Brain Health, Itchy or Dry Skin, and Dandruff Hair Treatment 500ml
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  • HEALS ITCHY / DRY SKIN - Leo's natural Salmon oil for dogs uk and cats is a liquid fish oil supplement designed to support any pet's health, always making sure they feel great for any adventure. Leo's Salmon oil is proven to reduce itching, dandruff, hair loss, and dry skin.
  • GLOSSY, SOFT FUR - Salmon fish oil for cats and dogs is recommended as a pet health aid for joint support, flaky skin, itch and hair loss. Rich in Omega 3 for dogs and cats for that soft, silky, luscious coat.
€13.47 14.98 EUR
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Troo Health Care - Troo Health Care Omega 369 Pet Perfect Omega Fish Oil - for Dogs & Cats - 1000mg 120 Capsules - Daily Omega 3 6 9 Supplement for Pets - Help Maintain Healthy Skin & Coat - Support Immune & Heart
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  • IDEAL FOR CATS & DOGS - Troo O-Mega 369 Pet Perfect Fish Oil is a High Quality Omega Oil Supplement for Cats & Dogs. O-Mega 369 is easy to administer either eaten whole or punctured and mixed with food at your pets convenience.
  • OMEGA 369 PET HEALTH - Troo Pet Omega capsules provide a healthy balance of essential Omega Nutrients including EPA, DHA and with Vitamin E. Omega Oils are shown to help promote healthy skin and coat, as well as supporting healthy heart, joint and immune system function.
€9.97
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Primary Pets Premium Pet Supplies - Primary Pets Premium Pet Supplies - Omega 3 Fish Oil for Dogs. 120 x 1000mg Oil Capsules. Supports Healthy Skin and Shiny Coat, Maintains Joint and Brain Health, Helps Maintain Immune System
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  • ✔️ High-Strength Omega 3 6 & 9 Fish Oil for Dogs in 1000mg Soft Gel Capsules, Designed to Support the Health of Skin, Coat, Heart, Brain, Eyes, Teeth, and Joints. One of the Best All-Round Health Supplies for Dogs
  • ✔️ Skin and Coat - Like Cod Liver Oil, Our Fish Oil Capsules Are Rich in Omega 3 Fatty Acids to Help Maintain Skin Hydration and Promote a Glossy, Healthy-Looking Coat in Dogs - Ideal for Dogs with Seasonal Coat Changes. Supports Natural Skin Barrier Function
€13.99
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Forthglade - Forthglade Scottish Salmon Oil for Dogs (1 x 500ml), UK Sourced Omega 3 Fish Oil Dog Joint Supplement for Pets Aged 4+ Months, 100% Natural Premium Quality Dog Vitamins for Everyday Wellbeing
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  • 100% NATURAL SCOTTISH SALMON OIL: Natural Scottish salmon fish oil for dogs, bursting with goodness and rich in Omega 3, 6 and 9, designed with your dog's everyday well-being in mind
  • THE IDEAL DOG SUPPLEMENTS: Salmon fish oil boasts natural anti-inflammatory and immune-boosting properties, helps to maintain healthy-looking skin and coat and supports a healthy heart, brain and joints
€10.49
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Our Expert Verdict: fish oil supplements for dogs

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This curated list highlights the best fish oil supplements available in the UK, balancing efficacy, price, and pet acceptance. Liquid salmon oils generally offer superior palatability and nutrient retention, while capsules provide dosing precision. Choose based on your dog's preference and your lifestyle needs.

Market Overview: fish oil supplements for dogs

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The UK pet supplement market is seeing a rise in demand for natural, single-ingredient oils like salmon oil. Consumers are increasingly aware of the benefits of Omega-3s for skin, coat, and joint health, driving sales towards premium, sustainably sourced options.

Buying Guide: fish oil supplements for dogs

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When selecting fish oil for dogs, prioritise products with high Omega-3 concentrations (EPA and DHA) for maximum health benefits. Check for third-party testing to ensure purity and avoid harmful contaminants. Consider the form—liquid oils are great for mixing into meals, while capsules offer mess-free convenience.

Selection Criteria

Products were selected based on customer ratings, ingredient transparency, value for money, and availability in the UK market. We prioritised brands with clear sourcing information and positive feedback regarding coat and joint health improvements.

Budget Advice

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Entry-level options start around £7 for capsules, offering basic supplementation. Mid-range liquid oils typically cost between £9 and £13 for 500ml, providing good value. Premium or larger volume options can exceed £15, often offering better cost-per-millilitre for long-term use.

Conclusion: fish oil supplements for dogs

AI
Investing in a high-quality fish oil supplement is a simple way to support your dog's long-term wellbeing. Whether you prefer the convenience of capsules or the palatability of liquid oil, the right choice depends on your pet's specific needs and your budget. Read our full list below to find the perfect supplement for your furry friend.

Frequently Asked Questions

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Liquid salmon oil is often more palatable and easier to mix into food, making it ideal for picky eaters. Capsules offer precise dosing and are less messy, which is convenient for travel or dogs that dislike the taste of oil.
Dosage depends on your dog's weight and the concentration of Omega-3s in the product. Always follow the manufacturer's guidelines based on weight, and consult your vet if your dog has existing health conditions or is on medication.
Scottish salmon oil is often preferred due to its high purity and rich Omega-3 profile. It is typically cold-pressed to retain nutrients and is sourced from sustainable fisheries, offering a natural alternative to refined fish oils.

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Pets Purest Scottish Salmon Oil For Dogs, Cats, Horse, Ferret - Pure Omega 3, 6 & 9 Fish Oil Food Treats Supplement for Natural Coat, Immune Support, Itchy Skin, Joint & Brain Health (500ml) Bugalugs Scottish Salmon Oil For Dogs & Cats, Dog Supplement Support for Skin And Coat, Itchy Skin & Moulting, Omega 3 Fish Oil (Salmon, 500ml)

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Bugalugs Scottish Salmon Oil For Dogs & Cats, Dog Supplement Support for Skin And Coat, Itchy Skin & Moulting, Omega 3 Fish Oil (Salmon, 500ml)
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