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Fish Oil for Dogs

Regular price  €29.90
Regular price  Sale price  €29.90

Contains DHA and EPA omega-3 fatty acids, which are good for brain function, eyes, and the heart.

  • Neutral in flavor (i.e., no rancid fishy taste caused by oxidation)
  • Helps promote a shiny coat and healthy skin
  • It is the only one in the Netherlands to hold the strict MSC certification
  • Good for your eyesight and brain

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74% of our customers choose a subscription (free shipping)

Order by 11:45 p.m. = delivered tomorrow

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Reviews

Why Some Reviews Are Partially Unreadable

In some reviews, part of the text has been redacted. We do this because we are legally prohibited from publishing health claims, even if a customer mentions them in a review. The rest of the review remains unchanged.

Trustpilot rating: 4.7 4.7 / 5146 reviews
4 stars September 21, 2026
The product is excellent. No side effects after 10 days. You can see a change in the coat—it has a slight sheen. But it was for a skin allergy, and I’ve noticed an improvement there as well. So far, I’m super happy—"Golden Retriever, 8 ml per day."
5 stars Aug. 17, 2026
I give this oil to my dogs regularly, and I can really see an improvement, especially in their coats. I've also given them salmon oil in the past, but this oil really makes a difference!
5 stars July 8, 2026
My dog absolutely refuses to eat fish, but thanks to this oil, he’s still getting the right nutrients … I do have to mix it in well, though, or he’ll just give me a funny look :)
5 stars July 1, 2026
Everything's fine; tolerability and effectiveness are still being tested
5 stars Feb. 3, 2026
Great product and convenient dosing options. It really does have a very neutral taste. My dog responds well to it.
4 stars Nov. 9, 2025
I can't evaluate how well it works yet, since I haven't been using it long enough. One downside, though, is the poor quality of the included dosing syringe—after just one week of use, the markings have completely worn off, making it impossible to dose properly.
5 stars September 26, 2025
Top-notch quality. Although it did take a while for our cat to fully incorporate the flavor into her picky palate. In terms of value for the money, I have absolutely no complaints, though this will remain a temporary treatment for our elderly cat. My budget doesn’t allow me to keep adding this to her nibble-nibble meals for the long term =)
5 stars June 23, 2025
My dogs really love it, and they've never looked better. Along with the fresh meat they get, this is a perfect supplement.
5 stars May 22, 2025
Our dogs are doing great there
5 stars May 18, 2025
Great product
5 stars April 15, 2025
Our dog has been taking fish oil for over a year now, and he has a beautiful coat and much less itching and irritation around his eyes and lips. We had to stop giving it to him for a few weeks because of a struvite diet, and we noticed a difference right away. More irritation, a dull coat… luckily, everything quickly got better again once he was allowed to take fish oil again.
4 stars April 6, 2025
The cat is doing well on this product
5 stars March 30, 2025
Our puppy loves it! It's a great addition to the steamed meat we feed him.
5 stars March 24, 2025
It really doesn't smell bad
4 stars Feb. 27, 2025
Both of our dogs have a skin problem. We started seeing results after a while. Their coats are beautifully shiny, and they hardly itch anymore.
4 stars Feb. 18, 2025
Good product, easy to take.
5 stars Feb. 9, 2025
Great fish oil that has done wonders for my Shar-Pei, Jules's, coat and skin. I highly recommend this product.
5 stars Jan. 17, 2025
Dogs like it
5 stars Dec. 9, 2024
My cat had somewhat dry and flaky skin, and since she’s a picky eater, I ordered the fish oil to give her. Within a few weeks, there was a big difference, and now the flakiness is gone and her coat looks much better!
5 stars Nov. 21, 2024
A great addition to make the food more complete. And another nice thing: my dog gets excited when I take the bottle out of the fridge. So I’m happy and satisfied with this purchase.
5 stars Nov. 17, 2024
Great product, and the discount makes it even more appealing.
5 stars Nov. 17, 2024
It took our dogs a little while to get used to the fish oil mixed in their food.
But now everything is going great, and they’re eating it all with gusto.
5 stars Aug. 18, 2024
It’s a good product, and our dogs really need it. I used to give them algae oil, but after reading a lot of reviews and such, I switched to this one. What I do find really unfortunate is that it only comes in 300-ml bottles; a smaller 150-ml size would be nice, too. Small dogs should only have 1 or 2 ml per day, and it can be stored in the fridge for half a year, so you have to throw away whatever’s left over—that’s a waste. Just a tip—otherwise, it’s excellent!
5 stars Aug. 14, 2024
My cat likes it. Easy to measure out.
Great
4 stars July 14, 2024
My dog definitely really likes it and finds it easy to take; I’ll usually only be able to say whether it’s effective once the bottle is empty and I can see if there’s been any improvement. As for the delivery, you certainly keep your word....
5 stars July 1, 2024
We give this to our dogs
5 stars June 21, 2024
Our dog's joint problems seem to be getting better.
5 stars June 4, 2024
Always on schedule—the dogs and the cat are happy to tag along.
5 stars May 17, 2024
A great product, easy to dispense
5 stars April 16, 2024
Great, as always
5 stars April 1, 2024
A little bit about the kibble every day. The dogs love it and have been healthy for a long time.
3 stars March 14, 2024
I started using it on March 1. My cat has dandruff. The cat seems to like it, which is already a plus. It's easy to measure out. But the dandruff hasn't gone away yet.
5 stars March 10, 2024
Excellent product. I bought it on the recommendation of a dog nutritionist. My dog loves it.
4 stars March 7, 2024
Good product and easy to measure out.
5 stars Feb. 23, 2024
This is great for our dog's coat!
5 stars Feb. 23, 2024
What a great product! It's helped our dog's coat grow back beautifully.
Too bad they don't sell these at Holland & Barrett. That's where I buy the other bottles, too!
5 stars Jan. 28, 2024
My dogs love it.
5 stars Jan. 16, 2024
It's hard for me to say anything about it. We're still treating our dog.
5 stars Dec. 13, 2023
Great product for my dog...
5 stars Nov. 16, 2023
Very good quality
5 stars Nov. 9, 2023
Top quality, a loyal user for our wire-haired dachshunds
1 star Nov. 8, 2023
After using it for 5 days, we stopped because the cat’s stool had a rather strong odor, so I was unable to assess the product’s effectiveness. We used it for too short a time for that. The odor may be due to the combination with the various pain relievers this cat is taking.
5 stars Nov. 5, 2023
Our dog loves it
5 stars Nov. 2, 2023
Our dog benefits greatly from it.
5 stars Oct. 24, 2023
Great product—my dogs like it, so they take it without any trouble.
5 stars September 21, 2023
My dogs get it every day and enjoy eating it. I have two healthy 10-year-old dogs.
5 stars Aug. 27, 2023
Top Product
5 stars Aug. 12, 2023
A super beautiful, shiny coat that's very soft
5 stars July 30, 2023
Of course, it costs quite a bit of money, but you'll end up saving that money anyway by avoiding the cost of the vet visit and painkillers.
4 stars July 28, 2023
Great—it doesn't have a strong smell, and my dog really enjoys eating his kibble with the fish oil. His coat is soft and shiny.
5 stars July 22, 2023
Our dog really enjoys eating the oil, and his coat and skin are now healthy and have recovered.
5 stars July 20, 2023
I'm very satisfied with both the products and the packaging. The packaging fits perfectly, which isn't always the case.
4 stars July 14, 2023
The fish oil gave my dog's skin and coat a boost. Her hair loss and itching went away.
5 stars July 12, 2023
I've been giving this to our faithful white friend for a year and a half now. And his coat really shines. Plus, it's great for his overall health. It could be a little cheaper, though, because I find pet products to be pretty pricey.
5 stars July 9, 2023
Much easier to administer than capsules.
5 stars June 30, 2023
I've been adding this to my dog's food for over a year now, and her coat has a really nice sheen.
5 stars June 19, 2023
Great, it tastes delicious, and the quality seal was the deciding factor for me.
And great service

Best regards
5 stars June 12, 2023
Great product, very effective—our boxer’s coat is shiny again
5 stars May 15, 2023
It's great that it comes with a syringe so you can administer it directly into your dog's mouth if your dog won't eat it. Artic makes great products!
5 stars May 3, 2023
My dog is still scratching, but not as much as before. So let's wait and see for now.
5 stars April 27, 2023
nice discount
5 stars April 27, 2023
The product meets expectations
5 stars April 24, 2023
Great product—after just a few days, my dog's coat is shiny and feels much softer, and after a week, there's significantly less dandruff. I'm very satisfied.
5 stars April 14, 2023
The advantage is that the oil is odorless, so the dog will take it easily.
5 stars April 9, 2023
I've been using it for the dog for a long time now; it's a great product.
5 stars March 26, 2023
I think this is really tasty. I can already see my fur shining more, so I'm asking for extra cups and meowing.
Poppy
5 stars March 16, 2023
My little dog's coat has a beautiful sheen
5 stars March 14, 2023
It definitely seems to help the animals move more easily and manage their osteoarthritis, even though they look completely exhausted from playing in the photo. (11 and 5 years old)
3 stars March 13, 2023
I can't tell yet what effect it has on the dogs. The markings on the included syringe fade very quickly. Unfortunately, the permanent marker I use to make the markings also fades.
5 stars March 9, 2023
A great supplement for our dogs— good for their joints, coat, and energy levels.
5 stars Feb. 21, 2023
The dog and cats are doing very well on it
Even a kitten with severe allergies no longer has rashes or scabs —its coat is shiny and soft
A great product—I highly recommend it
5 stars Feb. 12, 2023
Odorless and easy to take
5 stars Jan. 23, 2023
Good quality, blends well
5 stars Jan. 23, 2023
Good quality
5 stars Jan. 6, 2023
Fast delivery. Great fish oil.
4 stars Jan. 5, 2023
I give one of the cats some wet food, and he eats it with gusto. His coat has a nice sheen; he's 10+.
5 stars Dec. 30, 2022
My cat has taken to the oil very well.He has oral cancer, and the fish oil is doing him good. I definitely recommend this product.
5 stars Dec. 28, 2022
Good product—a bit pricey, but the product is good and was shipped very quickly.
5 stars Dec. 20, 2022
My dogs love it, and you can see the effect on their coats right away—they're so shiny.
4 stars Nov. 28, 2022
I can't tell yet if it works.
5 stars Nov. 23, 2022
Good product, comes with helpful tools for proper dosing, fast delivery
5 stars Oct. 31, 2022
It has the right formula and is easy to use.
5 stars Oct. 31, 2022
It has the right formula and is easy to use.
5 stars Oct. 18, 2022
I was very pleased— the dog's coat became less dry and softer after just a few days
5 stars Oct. 5, 2022
Our 12-year-old female cat (indoor cat) shed excessively all year round. After just one week of using the oil, the shedding has practically stopped. The oil doesn’t smell bad, and our cat really likes the taste, so we’re going to keep using it. We’re very satisfied with this product.
5 stars Oct. 3, 2022
My little dog has only been taking this for a short while. It’s a huge bottle for such a tiny little guy weighing 2.4 kg. He’s almost finished the bottle of medication the vet prescribed for osteoarthritis pain (they suspect he has it because he was walking a bit stiffly—it’s in his back, as seen on the X-ray), and then I want to see if things are the same without the medication but with fish oil.
5 stars September 22, 2022
I’ve been giving my anxious dog fish oil in combination with Zylkene on the recommendation of a behavior therapist. After two weeks, I can now clearly see an improvement in his behavior. The question is whether it’s the Zylkene, the oil, or the combination. Investigating this is the next step.
5 stars September 21, 2022
Good and healthy for the dogs!
3 stars September 20, 2022
I've been using it for a few months now for my dog, who is very stiff when getting up, and the vet recommended that I start giving him omega fish oil. To be honest, I haven't noticed any difference yet . It might just take a little more time.
5 stars Aug. 1, 2022
As always, the product was delivered on time. And it’s the same high quality we’ve come to expect. A healthy, shiny coat for our Boerboels. It’s a shame that the delivery person handled the package rather roughly and just tossed it over the fence onto the concrete—as a result, one bottle broke.
5 stars May 22, 2022
I've now used my second bottle on my sweet dog Odin. The flaky skin is almost gone; there are just two bald spots left on his belly. My dog eats hypoallergenic kibble and has cucumber or apple as snacks. I don't know if that's the cause—maybe I should have the vet check him out?!
Other than that, it's a great product; it really works just as described. I love that!!!
5 stars May 18, 2022
Excellent service and good oil
4 stars May 16, 2022
My dog doesn't scratch much anymore since I started using this product, but I do think it's pretty pricey.
5 stars May 2, 2022
I bought this fish oil for my 16-year-old cat. She was suffering from dandruff, and her coat looked dull. After just one week of using Pure Arctic MSC Fish Oil for Dogs and Cats, her coat looked shiny again, and the dandruff has also disappeared from her fur. I add the fish oil to her wet food, and she continues to eat well with it.
5 stars May 2, 2022
I bought this fish oil for my 16-year-old cat. She was suffering from dandruff, and her coat looked dull. After just one week of using Pure Arctic MSC Fish Oil for Dogs and Cats, her coat looked shiny again, and the dandruff has also disappeared from her fur. I add the fish oil to her wet food, and she continues to eat well with it.
4 stars April 30, 2022
High-quality fish oil. It does come at a price, though.
5 stars April 15, 2022
Great product, excellent service, and reliable delivery; they're also easy to reach by phone
5 stars April 11, 2022
Our dog loves it, and the oil is easy to administer using the included syringe
5 stars March 30, 2022
Since we started using Arctic Fish Oil, our two dogs (Boerboels) have had a beautiful, shiny coat and far fewer digestive issues. The product may not be the cheapest, but it does deliver the best results, so it’s worth the money to us. The service is excellent, by the way—customized orders (due to the larger quantity required because of the dogs’ weight) and always delivered on time. A satisfied customer.
5 stars March 21, 2022
Fast delivery
5 stars Feb. 16, 2022
Great product. The cats love it.
2 stars Jan. 24, 2022
I'm still trying to see if it helps with the bald spots on my ears... haven't seen any results yet
5 stars Jan. 20, 2022
The dog's coat is incredibly shiny
5 stars Dec. 22, 2021
Fast delivery
4 stars Nov. 29, 2021
2 dogs and 1 cat love this
5 stars Nov. 23, 2021
The oil has a fresh, clean scent and seems to be of good quality
I haven't been using it long enough to report any results
The price is pretty steep, though
5 stars Nov. 22, 2021
Great product
5 stars Nov. 19, 2021
The best fish oil you can get.
You only need a little bit.
Easy to use.
The only fish oil for pets I've been able to find that has the MSC certification.
5 stars Oct. 26, 2021
Excellent quality and great service!
5 stars Oct. 5, 2021
I've been giving this to my dog for about 2 months now, and I've noticed that he's less itchy and his coat is shinier. I'm very satisfied!
5 stars Oct. 3, 2021
We’ve only been using it for a short time, but we’re already noticing that Waldo is looking better
and his skin is less flaky. He hardly scratches anymore.
A great product for us. We’re glad we found it.
5 stars September 30, 2021
Dogs seem to like it mixed in with their food, and I even have a spoonful myself every day, because I think the quality is the same for dogs and cats as it is for humans
5 stars September 30, 2021
It's nice that there's a discount on the second bottle
5 stars September 23, 2021
My dog really likes it.
4 stars September 11, 2021
I give it to my dog; he had a bald spot on his hind leg.Since he started using it, the hair has grown back, and he scratches a lot less.
5 stars September 6, 2021
Great product that works efficiently. Fast delivery with excellent after-sales service.
5 stars Aug. 25, 2021
I've tried several different kinds of fish oil, but none of them appealed to my picky cats. Fortunately, they do eat this one. I hope my cat's coat and skin improve soon.
5 stars Aug. 20, 2021
Great product. But it's pretty expensive.
4 stars Aug. 19, 2021
It's a good product; I use it for my 16-year-old cat. It' s supposed to help with dementia—I read that somewhere. The cat is doing well.
5 stars Aug. 9, 2021
Dogs don't notice the difference, but we do. Their coats are shinier, and they shed just a little less. A larger package would be more eco-friendly and convenient. We're currently using 25 ml per day (for 2 one-year-old Boerboel puppies), and soon it'll be 29 to 36...
5 stars July 23, 2021
Great product!
5 stars July 20, 2021
I'm very happy with the fish oil—the dogs are doing great on it! No unpleasant odors. Easy ordering process. When the Dutch version (label) wasn't available, they called me and asked if it would be okay to send me the German version. That wasn't a problem for me. I appreciate this communication.
5 stars July 14, 2021
Great service and fast delivery.
Great product
4 stars July 14, 2021
Our dog's coat looks better—but I feel like he smells a little like oil
5 stars July 9, 2021
high-quality fish oil
5 stars June 11, 2021
Very satisfied
5 stars June 4, 2021
A really nice oil at a great price!
5 stars June 2, 2021
A high-quality product, and the dog loves it!
5 stars May 31, 2021
Received quickly and in excellent condition.
For me, the included spoon makes the plastic caps unnecessary.
I only use the spoon, and it doesn't wear out.
Maybe specify when ordering whether these items should be included.
That way, less plastic is needed, which is better for the environment.
1 star May 30, 2021
Good product and fast delivery
5 stars May 17, 2021
The cats don't really like it, but the soft food helps them eat it anyway
5 stars April 25, 2021
Excellent oil!
4 stars March 21, 2019
This product is for my cat. I won't be able to tell if it was effective until I've used it for a while.
5 stars March 21, 2019
My dog loves the fish oil. And I'm glad it doesn't smell like fish. I can't say anything about how well it works yet; we'll have to wait and see in the long run.
5 stars March 21, 2019
Very satisfied so far
5 stars March 21, 2019
It's a good product; I mix it into my dog's food, and it works great. I've noticed he's been scratching less since I started using it, and his coat has a nice sheen. I do think it's very expensive, though! That's why I'm now giving it to him every other day.
5 stars March 21, 2019
Now our other cat has arthritis in her hip and back. It worked for Lola, and now it’s Fleur’s turn to try it....
5 stars March 21, 2019
Unlike other oils, this product is virtually odorless and very clear in color. It is, therefore, a pure product.
5 stars March 21, 2019
On the vet’s recommendation, we bought fish oil for our toy poodle puppy’s dry skin.
He was always scratching a lot, and there were lots of flakes all over his skin.
After just one week, we already noticed that he was scratching much less. There’s less flaking on his skin, so it seems like his skin isn’t as dry anymore. We’re very happy with the quick results
and will continue to use the fish oil!
5 stars March 21, 2019
Good quality; dogs love it, and it’s easy to add to their food using the syringe or mix it with a treat. You can even take it yourself. The owner is very helpful and responsive.
5 stars March 21, 2019
Positive
5 stars March 21, 2019
a light, odorless oil
5 stars March 21, 2019
I bought this as a supplement for my cats, and I'm very happy with it: it's easy to mix into their food, and the cats (even the pickiest one, who normally notices this kind of additive and then refuses to eat it) have no problem with it.
The fact that it's also produced sustainably makes it absolutely perfect.
5 stars March 21, 2019
I don't know yet if the product is any good because the dog has only been taking it for a few days, but he sure seems to like it! I'm really hopeful that it will help!
2 stars March 21, 2019
I can't give an opinion—I've had this product at home for over a week now, but because of the poor service, I can't use it. It doesn't come with a syringe or a screw-on cap... They said they'd send it on Monday but didn't; I called on Tuesday but haven't received anything yet.
5 stars March 21, 2019
I am extremely satisfied after using it for several years for my Labradoodle

The Benefits of a Subscription

Simple, flexible, and affordable.

  • Free home delivery

  • Can be canceled at any time

  • Pause or adjust it yourself

Product Description

Pure MSC Fish Oil is a great omega-3 dietary supplement for dogs, cats, and horses. It contains a high concentration of EPA and DHA and is made from fresh wild-caught fish sourced from cold northern seas. Liquid fish oil in a bottle with a dosing syringe. Cheaper salmon oil, which is often given to pets and made from farmed salmon, contains roughly equal amounts of omega-3 and omega-6. We offer a higher-quality product that is virtually free of oxidation and contains significantly more omega-3 than omega-6.

Frequently Asked Questions About Fish Oil for Dogs

How do you use the oil?

For best absorption, it is best to administer the oil after or during a meal. You can do this directly into the mouth using the included syringe, or mix it into the food.

What is the recommended dosage?

Omega-3 essential fatty acids can be a beneficial addition to the diet of your dog, cat (and horse) when taken orally. Omega-3 oil is suitable for dogs and cats of all ages and breeds. The recommended daily dose is:

Body Weight / Dosage

  • 1–5 kg: 1 ml
  • 6–10 kg: 2 ml
  • 11–20 kg: 4 ml
  • 21–30 kg: 6 ml
  • 31–40 kg: 8 ml
  • 41–50 kg: 10 ml

Do not exceed the recommended dosage unless a veterinarian or therapist advises otherwise. During pregnancy and lactation, use only after consulting a veterinarian.

 A temporary increase in dosage may be safe, but do so only on the advice of a veterinarian or therapist. Once improvement is seen, you can return to the standard dosage.

What are the ingredients?
  • MSC-certified fish oil
  • Natural rosemary extract
  • Antioxidant (tocopherol-rich extract and ascorbyl palmitate).

Vitamin E (tocopherol), vitamin C (ascorbyl palmitate), and rosemary extract are antioxidants that protect the omega-3s.

Free of artificial flavors, preservatives, colors, or sweeteners.

What is the composition per ml?
  • The composition per mL is: 
  • – Fish oil: 920 mg
  • – Total omega-3: 220 mg
  • – – DHA: 90 mg
  • – – EPA: 80 mg
Does this product contain any allergens?

Yes, this product contains fish.

How should you store the supplement?
  • Unopened: Store at room temperature in a dark place.
  • Once opened: Store in the refrigerator.
As the pet owner, can I use this product too?

Absolutely. Its freshness, purity, and quality make this product suitable for both children and adults.

Do you also carry fish oil capsules for dogs and cats?

Yes, you can find the fish oil capsules here.

For vegetarian pets, you can also choose our algae oil.

Why do you only sell fish oil for dogs, cats, or horses, and not salmon oil?

Salmon oil is made from farmed salmon. We’re not fans of this for two reasons. First, the salmon may contain traces of contaminants from its feed or from medications administered to it. Second, the omega-3 content of farmed (fattened) salmon has declined significantly over the years. As a result, the omega-3 content in salmon oil is low.

For which animals is this product suitable? Is it also suitable for horses?

Suitable for dogs and cats of all ages and breeds. It can also be used safely on horses, provided the dosage is adjusted according to body weight.

What is the shelf life of this supplement?

All of our supplements have a shelf life of at least 12 months from the date of purchase.

Why " Arctic Blue"?

Wide selection of omega-3 products
Sustainably harvested
Certified and transparent origin
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