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6 Best Fish Dog Foods

Written by: Arlene D.
Arlene A. Divina, a resident of the Philippines, is a devoted fur mom to two adorable dogs: a Shih Tzu and a Beagle. With a passion for animals and storytelling, Arlene has channeled her love for dogs into her career as a content writer at iHeartDogs. Her writing captures the essence of the bond between humans and their furry companions, offering insights, tips, and heartfelt stories to a wide audience of dog enthusiasts. Read more
| Published on June 26, 2023
iHeartDogs is reader-supported. When you buy via links on our site, we may earn an affiliate commission at no extra cost to you.

When it comes to optimizing our canine companions’ health and well-being, the diet we choose for them plays an integral role. One type of diet that’s making waves in the pet nutrition world is fish-based dog food. Rich in high-quality proteins, essential fatty acids, and several vital nutrients, fish dog food offers a plethora of health benefits. Whether your furry friend is a young pup or a senior dog, fish dog food can cater to their nutritional needs and promote a healthier coat, improved skin condition, and overall enhanced health. In this article, we dive into the best fish dog foods available in the market and how they can benefit your beloved pet.

 best fish dog foods

What Are The Benefits of Fish-Based Dog Foods?

Fish-based dog foods can offer a variety of benefits to your canine companion due to their unique nutrient profile. Here are some of the key advantages:

High-Quality Protein: Fish is an excellent source of high-quality protein, which is essential for building and repairing tissues, maintaining muscle mass, and supporting overall growth and development.

Essential Omega-3 Fatty Acids: Fish, particularly oily types like salmon and mackerel, are rich in omega-3 fatty acids. Omega-3s, including EPA and DHA, can support skin and coat health, promote heart health, reduce inflammation, and support cognitive function.

Related: Best Salmon Dog Food

Low in Saturated Fat: Many types of fish are lean and low in saturated fat, making them a good protein source for dogs that need to maintain or lose weight.

Beneficial for Sensitive Dogs: For dogs with food allergies or sensitivities, fish-based dog food can be a great alternative. Fish is less likely to cause allergic reactions compared to more common protein sources like beef and chicken.

Variety of Nutrients: Fish is a source of many essential vitamins and minerals including B vitamins, vitamin D, selenium, and iodine, all of which contribute to overall health.

Improved Digestibility: Fish is typically easier to digest compared to some other protein sources. This can lead to better nutrient absorption and less strain on your dog’s digestive system.

Remember that it’s always important to ensure any dog food you choose is complete and balanced, meeting all of your pet’s nutritional needs. If you’re considering making a switch to fish-based dog food, consult with your vet or a pet nutrition expert to ensure it’s the best choice for your specific pet.

What Are The Downsides of Fish-Based Dog Food?

While fish-based dog food offers many benefits, there are also a few potential downsides to consider:

Allergies: Although fish is less common as an allergen than other proteins like beef or chicken, some dogs might still be allergic to it. If your dog has not been exposed to fish before, you’ll want to introduce it slowly and watch for any signs of an allergic reaction.

Smell: Fish-based dog foods can have a stronger odor compared to other types of dog food. Some dogs (or their owners) might find this off-putting.

Heavy Metals and Toxins: Some types of fish can contain heavy metals (like mercury) and other environmental toxins. While most reputable dog food companies source their fish carefully and test for these contaminants, it’s still a potential concern.

Sustainability: Overfishing is a significant concern globally. Therefore, it’s essential to choose a brand that sources its fish sustainably.

Cost: High-quality fish-based dog foods can be more expensive than those based on other proteins. This is because certain types of fish are more costly to source, especially if they’re caught sustainably.

Quality and Processing: Not all fish-based dog foods are created equal. Some may be processed at high temperatures, which can reduce the nutrient content, particularly the beneficial omega-3 fatty acids.

Remember, every dog is unique, and what works well for one dog might not be the best choice for another. Always consult with a veterinarian or pet nutritionist when considering significant changes to your dog’s diet.

Frequently Asked Questions About Fish Dog Foods

What Are The Benefits Of Fish-Based Dog Food?

Fish-based dog food is a high-quality source of protein that also provides essential omega-3 fatty acids, which can support skin and coat health, promote heart health, and reduce inflammation. Fish is typically easier to digest and can be beneficial for dogs with food allergies or sensitivities.

Are There Any Risks Associated With Fish-Based Dog Food?

Some potential concerns include allergies (though fish allergies are less common), a strong smell that some dogs (or their owners) might find off-putting, and the potential for heavy metal contamination. It’s also important to choose a brand that sources its fish sustainably.

Can All Dogs Eat Fish-Based Dog Food?

Most dogs can benefit from a fish-based diet, but each dog is unique. Always consider your pet’s individual nutritional needs, age, breed, size, and health status. Some dogs may have allergies or intolerance to fish.

Can Fish-Based Dog Food Help My Dog’s Coat?

Yes, the omega-3 fatty acids found in fish are known for promoting a healthy skin and a shiny coat. Regularly feeding your dog a diet rich in omega-3s can improve the health and appearance of their coat.

Can Fish-Based Dog Food Be Given To Puppies?

Yes, as long as the food is formulated for puppies. Puppies have different nutritional needs than adult dogs, so it’s important to feed them a diet specifically designed for their growth and development.

Does Fish-Based Dog Food Smell Bad?

Fish-based dog food can have a stronger smell than other types of dog food, which some dogs (or their owners) might find off-putting. However, many dogs enjoy the taste of fish, and the smell might not be a problem.

What If My Dog Has A Fish Allergy?

If your dog is allergic to fish, they should avoid fish-based dog food. Symptoms of a food allergy can include itching, redness, gastrointestinal issues, and more. If you suspect your dog has a food allergy, consult with your vet.

Is Fish-Based Dog Food Better Than Meat-Based Dog Food?

Neither is inherently better than the other. What matters is the quality of the ingredients and whether the food meets your dog’s nutritional needs. Both fish and meat can be excellent protein sources; the best choice depends on your dog’s individual requirements and preferences.

Is Fish-Based Dog Food Sustainable?

Sustainability depends on the practices of the dog food manufacturer. Overfishing is a significant concern, so it’s important to choose a brand that sources its fish responsibly. Look for brands that use certified sustainable seafood.

Can Fish-Based Dog Food Help With Weight Management?

Fish is often lean and low in saturated fat, making it a good protein source for weight control. However, weight management is also dependent on overall calorie intake and exercise, so a comprehensive weight management plan is important.

The Best Fish Dog Foods

#1 – ORIJEN Six Fish Dry Dog Food, Grain Free and Chicken Free Dog Food

ORIJEN Six Fish Dry Dog Food

-High Protein Content

-Rich in Omega Fatty Acids

-Fresh, Regional Ingredients


-No Fillers or Artificial Additives


The ORIJEN Dog Six Fish Recipe is a high-protein, grain-free dry dog food that is made with fresh and whole fish ingredients from various species. With 85% animal ingredients, including meat, organs, cartilage, and bone, it aims to provide a biologically appropriate diet that nurtures dogs according to their natural needs, especially those evolving from wild ancestors. The brand sources its ingredients locally and ensures that they are delivered fresh or raw to their kitchen.

#2 – ACANA Highest Protein Dry Dog Food, Wild Atlantic Fish Recipe, 25lb

ACANA Highest Protein Dry Dog Food

-Made In The USA With Fresh And Raw Ingredients.

-High-Protein & Grain-Free

-Formulated For Dogs Of All Ages

-No Artificial Colors Or Preservatives

Dive into unparalleled nutrition with ACANA® Wild Atlantic Dry Dog Food! Packed with the highest protein content from wild-caught fish, this 25lb bag promises a diet as nature intended. Grain-free and crafted with WholePrey ratios, it mirrors your dog’s evolutionary diet, ensuring lean muscle support and peak health. Locally sourced from trusted Atlantic waters, every bite bursts with Omega fatty acids for a radiant coat and optimal skin health. Say no to fillers and artificial additives and yes to a meal that’s as wild as the ocean. ACANA®: Nutrition as vast and varied as the Atlantic itself!

#3 – Muenster Ancient Grains Recipe with Ocean Fish Premium Dry Dog Food, 4 Pound Bag

Muenster Ancient Grains Recipe with Ocean Fish

-Incorporates Ancient Grains

-Packed With Omega-3 And Omega-6 Fatty Acids

-Digestive Health Support


-No Artificial Additives

Introducing Muenster Ancient Grains Recipe with Ocean Fish, a culinary voyage to canine wellness! Dive into a blend where the ocean’s bounty meets the earth’s richness. Fresh, succulent ocean fish provides an omega-rich feast, while ancient grains like quinoa and millet support sustained energy and gut health. This sorghum based dog food has high protein and fat levels and also includes prebiotics, probiotics, and Diamond V for improved digestion. Plus, glucosamine and chondroitin for joint health support. Crafted without fillers, every bite celebrates purity and taste. With Muenster, it’s not just about feeding. It’s about nourishing with nature’s finest.

#4 – Northwest Naturals Freeze Dried Raw Dog Food, Whitefish and Salmon 

Northwest Naturals Freeze Dried Raw Diet for Dogs

-Made In The USA

-Locally Sourced

-Grain & Gluten Free 

-Complete & Balanced

-Great For Travel, Training, Or As A Treat

Unleash nature’s best with Northwest Naturals Freeze Dried Raw Diet for Dogs! Crafted from premium meats and wholesome ingredients, this diet captures raw nutrition in every bite. Say goodbye to grains, fillers, and artificial additives, and hello to a meal as nature intended. Rehydrate for a fresh feast or serve as a tasty treat. Packed with vital nutrients, it promotes radiant skin, a glossy coat, and overall health. Trust Northwest Naturals for a diet that’s as wild as your dog’s spirit.

#5 – BIXBI Rawbble Freeze Dried Dog Food, Chicken & Salmon Recipe, 12 oz

BIXBI Rawbble Freeze Dried Dog Food,

-Made In The USA

-Free From Any Additives

-Minimally Processed 

-Can Be A Food, Topper, Or Treat

-Responsibly Source Ingredients




Meticulously crafted from farm-fresh ingredients, Rawbble delivers peak nutrition in every savory bite. BIXBI Rawbble Freeze Dried Dog Food is a limited-ingredient, pantry-friendly option made with 94% meat and organs, and no fillers or by-products. Using freeze-dried technology, it offers the convenience of kibble with the added nutrition of minimally processed raw food. Plus, it’s proudly made in the USA with high-quality, human-grade ingredients sourced from the United States. No fillers, no artificial additives, just pure, raw goodness. Easily rehydrate for a sumptuous meal or offer as a high-value treat. With BIXBI Rawbble, you’re not just feeding, you’re nourishing.

#6 – Zignature Trout & Salmon Limited Ingredient Small Bites Dry Dog Food, 4lb

Zignature Trout & Salmon

-Limited-Ingredient Kibble

-Perfect For Pint-Sized Pups

-Great Source Of Omega 3 & 6 Fatty Acids

-Promotes Healthy Digestion & Immune Health 

-Fortified With Probiotics



Experience the aquatic allure of Zignature Trout & Salmon dog food! Dive into a world where high-quality trout and salmon take center stage, delivering omega-rich nutrition for a shiny coat and robust health. Zignature Trout & Salmon is a dry dog food specifically designed for smaller dogs and contains high-quality fish protein as its main ingredient. Crafted without common allergens, it ensures every meal is as gentle as it is tasty. Beyond flavor, it’s a promise of holistic wellness, from strong muscles to boosted immunity. Zignature combines nature’s bounty with expert formulation, giving your furry friend the finest aquatic feast. 

Conclusion: Best Fish Dog Foods

Navigating the world of pet nutrition can sometimes feel like a deep sea filled with options, but armed with the right knowledge, you can make the best choice for your dog’s health. As we have seen, fish-based dog foods offer a myriad of benefits, from enhanced skin and coat health to improved digestion and heart health. While the products highlighted in this article represent some of the best fish dog foods available, remember that each dog is unique with their own specific dietary needs. It’s always crucial to consider your pet’s age, size, breed, and health status when selecting their food. Don’t hesitate to consult your vet or a pet nutrition expert to ensure your four-legged friend gets the most from their diet. Happy feeding!

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