Dog Health

Can Dogs Eat Mackerel? Is It Safe for Dogs?

Wondering if dogs can eat mackerel? Discover the benefits and risks of feeding mackerel to your furry friend while ensuring their safety and health.
Author: Veterinary Team
Dial A Vet
Updated
May 25, 2025
|
Published
May 25, 2025
A dog eagerly looking at a bowl of mackerel, contemplating if it's safe to eat for dogs.

Video Call an Aussie Vet now for just $49 AUD

Dial A Vet is available in Australia, NZ, Canada, United States & Canada!
Speak to A Vet Now

Many dog owners wonder if mackerel is a safe and healthy food option for their furry friends. With its rich nutritional profile, mackerel might seem like a great choice, but is it really suitable for dogs? Understanding the benefits, risks, and proper ways to feed mackerel to your dog is essential to keep them healthy and happy. Let’s dive into the details!

🐟 What Is Mackerel and Why Is It Popular?

Mackerel is a type of oily fish packed with essential nutrients like omega-3 fatty acids, protein, and vitamins. It’s commonly consumed by humans for its health benefits, and some pet owners consider it a potential addition to their dog’s diet.

Many commercial dog foods and supplements include fish oils or fish-based ingredients because they promote healthy skin, shiny coats, and overall well-being. But can dogs safely eat mackerel, and what should you know before offering it to your pup?

✅ Nutritional Benefits of Mackerel for Dogs

When fed correctly, mackerel can be a nutritious treat or supplement to your dog’s diet. Here are some of the key benefits:

  • Rich in omega-3 fatty acids, which support joint health, brain function, and a shiny coat
  • High-quality protein to maintain muscle strength and repair tissues
  • Contains essential vitamins like vitamin D and B12, which boost immune health and energy levels
  • Provides selenium, an antioxidant that helps fight free radicals

These nutrients make mackerel a tempting option for dog owners seeking a natural and healthful way to support their pet’s nutrition.

⚠️ Risks of Feeding Mackerel to Dogs

Despite its benefits, mackerel isn’t without risks. Here are some potential concerns to consider before adding it to your dog’s diet:

  • Mercury levels: Larger fish like mackerel can accumulate mercury, which can be toxic to dogs in high amounts.
  • Seasoning and preparation: Cooked mackerel often contains added salt, spices, or oils that can upset your dog’s stomach or harm their health.
  • Bones: Mackerel bones are small and brittle, posing a choking hazard or risk of internal injury.
  • Raw fish risks: Raw mackerel may carry parasites or harmful bacteria, such as salmonella or listeria.

Understanding these risks is crucial to ensure your dog enjoys the benefits of mackerel without any adverse effects.

🍴 How to Safely Feed Mackerel to Your Dog

If you’d like to incorporate mackerel into your dog’s diet, follow these safety tips to minimize risks:

  • Opt for fresh or frozen mackerel that is plain and unseasoned
  • Cook the mackerel thoroughly to kill any harmful parasites or bacteria
  • Remove all bones before serving to prevent choking or injury
  • Serve mackerel in moderation as an occasional treat or supplement, not as a primary food source
  • Avoid canned mackerel with added salt, oils, or seasonings

Always consult your veterinarian before introducing new foods to your dog’s diet, especially if they have any pre-existing health conditions.

🐾 Signs Your Dog Might Have a Reaction

While mackerel can be a healthy option for most dogs, some may have an adverse reaction. Watch for these signs if you’ve fed your dog mackerel for the first time:

  • Vomiting or diarrhea
  • Lethargy or lack of energy
  • Itchy skin or signs of an allergic reaction
  • Loss of appetite or reluctance to eat

If your dog exhibits any of these symptoms, discontinue feeding mackerel and contact your veterinarian for advice.

🌟 Vet-Approved Alternatives to Mackerel

If you’re hesitant about feeding mackerel or your dog doesn’t tolerate it well, consider these vet-approved alternatives:

  • Salmon: A nutrient-rich fish that’s lower in mercury
  • Sardines: Small fish with fewer toxins and plenty of omega-3s
  • Commercial fish-based dog foods: Formulated specifically for canine nutrition
  • Fish oil supplements: An easy way to provide omega-3s without the risks of whole fish

These options can offer similar benefits to mackerel while reducing the potential risks.

FAQs

Can dogs eat canned mackerel?

Canned mackerel can be safe if it’s packed in water with no added salt or seasonings. Avoid varieties with brine, oil, or flavorings.

How much mackerel can I feed my dog?

Portion size depends on your dog’s size, weight, and overall diet. As a rule of thumb, mackerel should make up no more than 10% of their daily caloric intake. Consult your vet for specific guidelines.

Is raw mackerel safe for dogs?

Raw mackerel is not recommended due to the risk of parasites and bacteria. Always cook mackerel thoroughly before serving it to your dog.

What should I do if my dog eats too much mackerel?

Watch for signs of an upset stomach, such as vomiting or diarrhea. If symptoms persist or you’re concerned, contact your veterinarian for advice.

References

Book a $49 online vet consultation at https://www.dialavet.com for fast, expert advice.

While every effort is made to ensure the accuracy of this content - including vet review where applicable - this article is for informational purposes only and is not a substitute for professional veterinary advice, diagnosis, or treatment. If your pet is unwell or you are concerned, please speak with a licensed veterinarian. You can book a $49 online consultation with our veterinary team  😄
Speak to A Vet Now

🐾 You Might Also Like