Skip to content
WHILE STOCKS LAST: PUPSICLE TOY REFILL POPS - 3 BAGS FOR THE PRICE OF 2
STOCK UP ON PUPSICLE TOY REFILL POPS: 3 FOR 2
Salmon Oil for Dogs

Is Salmon Oil Good for Dogs?

When we’re doing the weekly food shop, trying to decide what to cook for the week ahead, we often try our best to choose things we know are good for us. Fresh salmon is usually one of them since it’s full of good nutrients, omega 3 fatty acids and supposedly great for things like our heart health, skin and joints.


So, it’s only natural to start wondering whether the same applies to our dogs. Is salmon oil good for dogs, or is it one of those things that sounds healthy until you look into it properly? Because as dog owners, we all know that some foods that are perfectly good for us can be anything but safe for them. Grapes, onions, chocolate, and xylitol are all good reminders of that.


Still, omega 3 for dogs is something you’ll hear mentioned a lot, especially when pup parents start Googling things like itchy skin, shedding, dull coats and joint support. So, if you’ve been wondering whether salmon oil is worth adding to your dog’s diet, what the benefits are and whether there are any risks to be aware of, let us talk you through it.


Omega-3 for dogs

What Is Salmon Oil and How is it Extracted?

Salmon oil is exactly what it sounds like, oil that’s taken from the tissues of salmon. It’s most commonly made from the flesh and skin where a lot of the natural oils are stored. This oil is rich in omega 3 fatty acids for dogs which is why it’s often added to their diet as a supplement rather than something they’d get from their usual food.


High-quality salmon oil is usually cold-pressed meaning the oil is carefully separated from the fish without using high heat. This helps preserve the nutrients and keeps the omega 3 intact. Lower-quality oils, on the other hand, are often processed at higher temperatures which tends to reduce some of the nutritional value.


Once extracted, the oil is filtered and bottled, ready to be added to your dog’s food. Most come in pump bottles, making it easy to measure out the right amount and mix it into their meals.

What’s the Science Behind Salmon Oil?

As you’ve probably guessed already, salmon oil is valued for its high levels of omega 3 fatty acids. These are a type of healthy fat, known as polyunsaturated essential fatty acids, which play an important role in how your dog’s body functions day to day. They support everything from nutrient absorption to skin, coat, joints and their overall wellbeing.


You’ll often hear omega 3 for dogs mentioned alongside omega 6, another type of fatty acid. Both are important, but many dogs already get plenty of omega 6 through their regular diet, especially from things like meat, grains and vegetable oils. Omega 3 is the one that’s often lacking which is why supplements like salmon oil for dogs are so commonly recommended.

close up of salmon

What is Omega 3?

Omega 3 is a group of essential fatty acids that your dog’s body can’t produce on its own, meaning they need to get it through their diet. These fats help with things like reducing inflammation, supporting brain function and keeping skin and coats in good condition. They also play a role in helping the body absorb key vitamins like A, D, E, and K.

What Are the Types of Omega-3 for Dogs?

There are three main types of omega-3 for dogs: ALA (alpha-linolenic acid), EPA (eicosapentaenoic acid), and DHA (docosahexaenoic acid).


EPA and DHA are the ones your dog can use most easily, as they’re already in a form the body recognises and can benefit from straight away. These are commonly found in fish oils like salmon oil.


ALA, on the other hand, is usually found in plant-based sources like flaxseed. The body has to convert ALA into EPA or DHA before it can use it which isn’t always very efficient. That’s why fish-based oils are often seen as the more effective option when it comes to increasing omega 3 levels in dogs.

Why Does Salmon Oil Help Dogs?

Once you know what’s in salmon oil, it’s easier to understand why it’s often recommended. The omega 3 fatty acids in it are used throughout your dog’s body, so when they’re getting enough, things tend to work exactly as they should.


A lot of it comes down to how omega 3 interacts with inflammation. Dogs naturally have a balance of omega 3 and omega 6 in their system but many diets are much higher in omega 6. Adding salmon oil helps bring that balance back the other way which is where it can start to make a noticeable difference.


It’s also involved in how cells function and how the body responds day to day, whether that’s skin, joints, or general health. So when people ask, is salmon oil good for dogs, it usually comes from wanting to support those areas in a way that’s simple and easy to add to their routine.

Omega-3 for dogs

What Are the Benefits of Salmon Oil for Dogs?

Salmon oil is usually added to a dog’s diet to support a few key areas of their health. Because it’s rich in omega 3 fatty acids, it can make a noticeable difference over time, especially if they’re not getting much omega 3 from their regular food.


Some of the most common benefits include:

  • Healthier skin and coat – It can help reduce dryness, itching, and flakiness, while improving coat shine and softness.

  • Joint support – It’s often used for dogs with stiffness or mobility issues, particularly as they get older.

  • Reduced inflammation - Omega 3 can help support the body’s natural response to inflammation.

  • Brain and cognitive support - DHA in particular plays a role in brain function which can be especially helpful for both puppies and older dogs.

  • Heart health – It supports overall cardiovascular function when included as part of a balanced diet.

  • General wellbeing – It helps support everyday health by contributing to how the body functions as a whole.

Disadvantages of Salmon Oil

While salmon oil can be a useful addition to your dog’s diet, it’s not something to add without thinking it through. Like any supplement, there are a few downsides to be aware of.


One of the main things to watch is how much you’re giving. Too much salmon oil can lead to poorly tummies like diarrhoea and sometimes an overly oily coat. This is usually a sign it’s not agreeing with them or the amount is too high. As with anything new you add to your dog’s diet, it’s always best to start small and build up to the correct dosage.


There’s also the quality of the oil itself. Not all salmon oils are the same, and lower-quality products can oxidise more easily meaning they go rancid faster and lose their nutritional value. This can also make them less palatable for your dog.


It’s also worth keeping in mind that salmon oil is high in fat so it does add extra calories to your dog’s diet. For dogs that are prone to weight gain, this is something to factor in alongside their regular food.

dog being given oil supplement

Are There Any Side Effects of Salmon Oil for My Dog?

If you’re giving the correct amount, most dogs will tolerate salmon oil really well, and side effects are usually minimal to non-existent. That said, every dog is different so it’s still worth keeping an eye on how they respond when you first introduce it.


The most common issues tend to be mild and usually linked to how your dog’s stomach reacts. Things like softer stools, slight diarrhoea or a bit of an oily coat can happen, especially in the beginning. In most cases, this settles down once their body adjusts, but if it doesn’t, it may be a sign to reduce the amount or stop altogether.


In rarer cases, some dogs may be sensitive to fish-based products so if you notice anything unusual like itching, digestive discomfort or a change in behaviour, it’s best to stop giving them omega 3 for dogs completely and speak to your vet.

Is My Dog Getting Enough Omega 3?

This is exactly the kind of question a good, responsible dog owner asks, so you’re already doing the right thing.


A lot of dogs don’t get enough omega 3 through their regular diet, especially if they’re mainly fed on dry or heavily processed food. Omega 3 is quite sensitive to heat, so by the time some foods have been made and packaged, there may not be as much left as you’d expect.


You can add omega 3 into their diet naturally with oily fish like sardines, mackerel or salmon, which are all great options. But it’s not always something people have on hand or want to feed regularly which is where dog supplements are a handy thing to have in your arsenal. It’s also at this point where many owners also ask questions like is salmon oil good for dogs and is it possible to give them too much?

Can I Give My Dog Too Much Salmon Oil?

Yes, absolutely. As they say, it is possible to have too much of a good thing and that applies to your pup and salmon oil too. Because while it’s a healthy addition in the right quantities, too much can lead to a few unwanted issues.


The most common signs are things like an oily coat, loose stools and an upset stomach. If you notice any of these, you should definitely cut back on the amount you’re giving.


The best thing you can do is follow the recommended dosage based on your dog’s weight, breed and age, rather than guessing. And if you’re ever unsure, it’s always a good idea to check with your vet before adding anything new or making changes to their diet.

How Much Salmon Oil Can I Give My Dog?

Getting the amount right is important, as too little won’t do much and too much can cause problems. As a general rule of thumb, the recommended salmon oil dosage for dogs is around 1 ml for every 3 kg of body weight.


That said, every product is slightly different and the strength and concentration of omega 3 for dogs can vary between brands, so it’s always worth checking the guidance on the bottle rather than relying on a one-size figure.


And it can be useful, especially if your pup has a sensitive stomach, to start on the lower end and see how your dog responds before building up to the full amount. As always, if you’re unsure or your dog has any existing health conditions, it’s worth speaking to your vet before adding it into their routine.

salmon oil dosage chart

How Often Should I Give My Dog Salmon Oil?

Most salmon oil supplements for dogs are designed to be given once a day, usually mixed into their food. It’s an easy addition to their regular routine and doesn’t require anything complicated.


As long as you’re sticking to the recommended amount based on your dog’s weight and age, feeding it daily is generally considered safe. It also makes it easier to stay consistent which is where you’re more likely to see the benefits over time.


If you’re ever unsure, it’s always worth checking the guidance on the bottle or speaking to your vet, especially if your dog has any existing health conditions.

How Do I Feed My Dog Salmon Oil?

The fun part of adding omega 3 fatty acids for dogs into their diet is how easy it is to do. If you’re short on time and need something quick, you can simply pump or spoon the correct dosage into their usual meal, whether that’s breakfast or dinner. Just be careful not to do both, as that would be too much.


Some pup parents like to make things a little more exciting by adding it into homemade enrichment recipes. If you already use lick mats or treat-dispensing toys, salmon oil can be a great addition to that routine. You can mix it with other dog-friendly ingredients like xylitol-free peanut butter, natural yoghurt, or fruits such as mashed banana or berries to create something both tasty and beneficial.


Just keep in mind that it still counts towards their daily intake so if they’ve had salmon oil as part of an enrichment activity, there’s no need to add it to their meal as well.

sodapup honeypot treat dispenser

When Can I Give My Dog Salmon Oil?

You can give your dog salmon oil at any time of day, as long as it’s once a day and you’re sticking to the correct dosage.


As most of us dog owners know, dogs thrive on routine. It’s why they’re ready and waiting with their irresistible puppy eyes at dinner time or eyeing the location of their lead the second they think it’s time for walkies. With that in mind, it can be helpful to give salmon oil at roughly the same time each day, whether that’s with their breakfast or their dinner.


That said, it doesn’t always have to be exact. If it’s occasionally given as part of a treat or enrichment recipe instead, that’s absolutely fine too.

Is Omega-3 Good for Puppies?

If you’ve been looking into dog supplements, part of that research often includes wondering is salmon oil good for dogs at different stages of life, especially when it comes to puppies.


And as you’ve probably guessed, omega 3 for dogs can be good for puppies. This is especially true of DHA, one of the main omega 3 fatty acids found in salmon oil, which is linked to brain and eye development in young dogs. That’s one of the reasons omega 3 is often included in puppy food in the first place.


During those early months, puppies are learning constantly and building everything from bones to brain function, so getting the right balance of nutrients matters. If you’re thinking about adding salmon oil, it needs to be done carefully. Puppies are small and don’t need much, so it’s always best to check the dosage properly.

Is Omega-3 Good for Senior Dogs?

Omega 3 can also be really helpful for senior dogs too, especially as age starts to show in the way they move and recover. EPA, another of the main omega 3 fatty acids in salmon oil, is linked to joint support which is why many owners look into it when their dog starts to stiffen up or slow down.


It can also help with their skin and coat condition, which sometimes changes as dogs get older. You might notice more dryness or itching as they get on in years and omega 3 fatty acids for dogs can help with that.

dog being given salmon oil

Picking and Storing Salmon Oil

When you’re choosing a salmon oil, it’s worth taking a quick look at what you’re actually buying rather than just picking the first one you see. A good one should be clearly labelled, ideally cold-pressed and stored in a bottle that keeps light out. That helps keep the omega 3 fatty acids for dogs in better condition. A pump bottle is also handy, as it makes it easier to get the amount right without guessing or making a mess with a teaspoon.


Once you’ve opened it, keep it somewhere cool and out of direct sunlight. Some are better kept in the fridge but just check the label, as each brand will be slightly different. If it starts to smell off or stronger than usual, it’s probably gone past its best and should be replaced.

It’s also worth knowing that omega 3 for dogs doesn’t just come from salmon oil. 


If fish-based oils aren’t right for your dog, there are other options that can support similar things.


Hemp seed oil is a good example. It’s a plant-based option that contains omega 3 and 6, often used to support skin, coat condition and joint comfort. This can be a better fit for dogs that don’t get on with fish.

Natural kelp seaweed powder is another one people add as a topper. It’s packed with nutrients, supports coat condition and can help with things like plaque and tartar build-up which is a nice added bonus.


For joint support, green lipped mussel powder is another popular choice. It naturally contains omega 3 along with glucosamine and chondroitin which are often used for mobility and keeping joints in good shape.


And if your dog has a sensitive stomach, a probiotic paste can help support gut health which often has a knock-on effect on their skin and coat too.

So while salmon oil is a really common way to add omega 3 into your dog’s diet, it’s not the only option out there. Choose what feels best for your dog, whether that’s what you think they’ll enjoy or what will be easiest to serve as part of their daily routine.

Conclusion: Is Salmon Oil Good for Dogs?

So, is salmon oil good for dogs? To answer your question, yes! Salmon oil can be a really beneficial addition to their diet as it’s an easy and effective way of adding omega 3 into their system which as we know now supports things like their skin, coat and joints.


The main thing to get right is the dosage. Too little won’t make much difference, and too much can cause issues, so it’s always worth following the guidance based on your dog’s weight, age, and the product you’re using.


It’s also worth remembering that salmon oil isn’t the only way to add omega 3 into your dog’s diet. If it doesn’t feel like the right fit for you or your dog, there are other options available too. You can explore a full range of omega supplements for dogs on the WOOOF website to find what works best for your pup.

close up of dog taking salmon oil

Yes, salmon oil can be good for dogs, especially as a way to add omega 3 into their diet to support skin, coat, joints and overall health.

Getting the dosage right is important as too much can cause issues like an upset stomach or oily coat. Always follow guidance based on your dog’s size and age.

Salmon oil isn’t the only option. You can also add omega 3 through things like oily fish or other supplements, so choose what works best for your dog and your routine.

charlotte harris content writer

The Author: Charlotte Harris

Charlotte has been a writer and dog owner her whole life, so combining these two things together is a dream come true. Her greatest love is her oversized Golden Retriever, Milo, who has a love of tough chews and anything filled with peanut butter!

If you liked this blog, you'll also like...

How long does salmon oil take to work for dogs?

Most pup owners start to notice small changes within a few weeks, especially in their dog’s coat or skin. For things like joints, it can take a bit longer. The key to giving your dog omega 3 supplements is consistency. Giving it daily at the correct dosage gives your dog’s body time to respond properly.

Can I give salmon oil to my dog every day?

Yes, salmon oil is usually designed to be given daily. As long as you’re sticking to the recommended dosage for your dog’s weight and age, daily use is generally safe. It’s actually better to give it regularly rather than occasionally, as omega 3 works best when it’s part of their routine.

Should I give salmon oil with food or on its own?

It’s best to give salmon oil with food. Mixing it into your dog’s meal helps with digestion and makes it easier for their body to absorb the nutrients. It also tends to be more appealing for your dog as it blends in with their usual food rather than being given separately.

Previous article Celebrating World Bee Day with an Ingredient Deep-Dive into Honey for Dogs