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9 Benefits of Fish Oil for Cats

TL;DR: Fish oil is a powerhouse of Omega-3 fatty acids that can enhance your cat’s health and wellness in multiple ways. From improving skin and coat to boosting brain function, here are the key benefits:

  • Skin & Coat: Nourishes skin, reduces itchiness, and enhances fur shine and softness.
  • Joint Health: Reduces inflammation and improves mobility.
  • Immune System: Strengthens the body’s ability to fight infections.
  • Heart Health: Supports a regular heartbeat and prevents blood clots.
  • Cognitive Function: Boosts brain health and may prevent cognitive decline.
  • Digestive Health: Reduces inflammation for proper gut function.
  • Kidney Health: Supports kidney function and helps protect against further damage in cats with kidney disease.
  • Allergy Relief: Reduces scratching and allergy-related skin irritation.
  • Metabolism Support: Assists with weight management and energy levels.

Try Wild Alaskan Omega-3 Fish Oil for a healthier, happier cat!


There’s a good chance that, at some point, a doctor or well-meaning friend recommended that you try fish oil supplements. Whether for boosting your mood or improving your blood pressure, this burst of Omega-3 fatty acids is powerful. You might have even tried them and experienced the benefits for yourself!

Now, as a conscientious pet parent, you’re wondering, “Is fish oil good for cats?”

The answer to that question is an enthusiastic, emphatic YES! The Omega-3 fatty acids found in fish oil have the power to reduce inflammation throughout your cat’s body, improving everything from joint comfort to heart health. And that’s not even touching the aesthetic or cognitive benefits of this essential dietary fat!

Read on to explore the top 9 benefits of fish oil for cats. You’ll discover the easiest, most delicious way to improve your cat’s overall well-being!

1. Skin and Coat Improvements

The Omega-3 fatty acids in fish oils help nourish skin cells and stimulate healthy oil production in cats. These oils can keep your fancy feline’s fur looking sleek, shiny, and luxurious.

But it doesn’t stop there! We always recommend fish oil for cats with dry skin. The oils also help combat itchy or flaky skin. You’ll likely witness a reduction in scratching and itching, lowering the risk of hot spots and infections.

2. Supports Joint Health and Mobility

Fish oil is well-known for its anti-inflammatory properties. The Omega-3 fatty acids help soothe inflammation, including in achy joints.

Whether due to injury or normal aging, Omega-3s will ease swelling and improve your cat’s comfort. Many pet parents notice improvement in their cats’ mobility, better range of motion, and higher activity levels after adding fish oil to their cat’s diet.

For even more joint support, consider a fish-first diet. The glucosamine, chondroitin, and collagen found in seafood will work alongside the fish oil. That may further enhance your pet’s comfort.

3. Boosts Immune System Function

Can you spell “immunomodulatory?” These are the properties responsible for regulating your cat’s immune response. That means they help your furry friend fight off illnesses and infections and stay healthy. And... you guessed it: the Omega-3s in fish oil give these mighty properties a boost!

A stronger immune system means fewer common ailments, like upper respiratory infections (URIs) and urinary tract infections (UTIs), so you can enjoy healthier, snuggle-filled days with your pet.

4. Enhances Heart Health

A regular heartbeat is key to feline cardiac health. Believe it or not, mighty fish oil can help with that, too! Fish oil reduces the risk of atrial fibrillation in cats and humans. In other words, they keep blood pumping at a steady and predictable rhythm.

Omega-3s are also a natural anti-coagulant, which means they help prevent the formation of blood clots. That’s a major benefit, especially if your cat is older or already has some cardiac issues.

5. Promotes Cognitive Function

A gray cat perched near the seaside

Think fast! DHA, a type of Omega-3 fatty acid found in fish oil, is crucial for boosting mental function throughout a cat’s lifespan. From your kitten’s early brain development on to their senior years, fish oil keeps frisky felines firing on all cylinders.

Keep an eye on the latest research, too. New research continues to explore how fish oil, specifically through Omega 3s, may slow or prevent cognitive decline, including feline dementia.

That means those hard-working Omega-3s can potentially help ward off feline dementia. That means your best friend could enjoy more happy, lucid years as they age.

6. Aids in Digestive Health

Remember how we said Omega-3s are masterful at reducing inflammation throughout the body? That includes the gastrointestinal (GI) tract, which is responsible for healthy digestion.

Less inflammation in the gut means more comfort, a healthy gut microbiome, and improved nutrient absorption. For some cats, fish oil may even help with constipation or diarrhea, promoting overall digestive comfort.

7. Supports Kidney Health

Fish oil for cats can be especially beneficial for felines at risk for kidney disease. Chronic Kidney Disease (CKD) is one of the most common feline health issues, but when Omega-3s reduce inflammation in the kidneys, it can help prevent damage in the organs of cats with CKD.

The better the kidneys work, the better your cat can filter toxins out of their bloodstream. This leads to improved overall health and well-being.

Plus, since fish oil smells so delicious, it can entice your cat to eat. That’s great news for pet parents with cats struggling with kidney disease. It supports a healthy appetite so they can maintain their activity levels.

8. Reduces Allergy Symptoms

Omega-3s don’t just support dry skin—they also help with allergy-related skin irritation. Since cats can be allergic to everything from environmental allergens to fleas, this itch-busting boost is a gamechanger.

Less scratching means fewer injuries and a lower risk of infection. More importantly, reduced inflammation helps your cat feel more comfortable and relaxed. That means more cozy cat naps!

9. Supports a Healthy Metabolism

Omega-3s can assist your cat breaking down fat in their body, which makes it easier for your cat to use that stored energy throughout the day. As a result, you may notice a boost in energy levels that keeps your feline friend active. As a result, they’ll have an easier time maintaining a healthy weight.

What about for underweight cats? The enticing smell of fish oil tends to attract picky eaters. The healthy fats in fish oil support weight gain in cats who are underweight, especially those recovering from health conditions or illness.

Embrace the Benefits of Fish Oil for Cats

The best fish oil for cats can improve everything from appetite and skin health to allergy relief and cognitive function. The result is improved quality of life. That means more snuggles, more playtime, and more loving moments with your best friend.

See the benefits for yourself! Order our Wild Alaskan Omega 3 Fish Oil food topper for cats and dogs. Boost your cat's diet with essential Omega fatty acids that support healthy skin, coat, joints, and more. Shop now!

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