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10 Best Dog Fish Oils 2025 in the United States

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Our Top Picks

#1

Winner

Zesty Paws Wild Alaskan Salmon Oil for Dogs & Cats - Omega 3 Skin & Coat Support - Natural EPA & DHA, Fatty Acids for Joint Function, Immune & Heart Health Liquid Food Supplement, 16 oz

Rating
9.9
Chosen by1,290
Purity and Quality
Form of Fish Oil
Source of Fish Oil

Most important from
64853 reviews

Purity and Quality
Despite initial concerns about price, the minimal amount needed per serving makes it a fair value for the quality and results delivered.
Form of Fish Oil
The pump bottle makes it easy to add to food without mess or hassle, and the flavor is pet-approved, eliminating struggles during mealtime.
Source of Fish Oil
The salmon oil is a game-changer for pets' skin, coat, and overall health, making coats shinier and softer than ever before.

The Zesty Paws Wild Alaskan Salmon Oil is crafted to support the skin and coat health of dogs and cats, rich in Omega-3 fatty acids like EPA and DHA. These fatty acids are vital for maintaining a shiny coat, normal skin moisture, joint function, and immune support. One of its notable strengths is the use of salmon harvested from the Alaskan Bering Sea, which assures a good quality source of fish oil. Moreover, the product has passed the National Animal Supplement Council's quality audit, which speaks to its purity and reliability.

This supplement comes in a liquid form and serves as a convenient food topper, which can appeal to pet owners who prefer it over capsules or chews. Its inclusion of mixed tocopherols (natural antioxidants) is an added benefit for preserving the oil's quality. The provided pump makes it easy to measure and mix with pet food, tailored for pets across all life stages.

Despite these positives, some users might find the strong salmon flavor off-putting, especially if their pets are picky eaters. Furthermore, while the product promotes various health benefits, individual results can vary, and some pets might require a longer period to show visible improvements. Lastly, the product's success heavily depends on consistent usage and the specific health needs of the pet.

This product seems to be a fitting choice for pet owners seeking a reputable Omega-3 supplement to enhance their pets' coat and immune system health, assuming their pets enjoy the taste.

Rating
9.9
Chosen by1,290
Purity and Quality
Form of Fish Oil
Source of Fish Oil

Most important from
64853 reviews

Purity and Quality
Despite initial concerns about price, the minimal amount needed per serving makes it a fair value for the quality and results delivered.
Form of Fish Oil
The pump bottle makes it easy to add to food without mess or hassle, and the flavor is pet-approved, eliminating struggles during mealtime.
Source of Fish Oil
The salmon oil is a game-changer for pets' skin, coat, and overall health, making coats shinier and softer than ever before.
#2

Native Pet Omega 3 Fish Oil for Dogs & Cats - Promotes Healthy Skin, Shiny Coat, & Strong Joints - Made with Wild Alaskan Salmon Oil for Dogs – Tasty, Fast-Absorbing Omega 3 6 9 Liquid Supplement- 8oz

Rating
9.8
Omega-3 Fatty Acids
Purity and Quality
Additional Ingredients

Most important from
12835 reviews

Omega-3 Fatty Acids
This is a must-have for any cat or dog, enhancing their coat and providing essential nutrients.
Purity and Quality
I love that the product is all natural!
Additional Ingredients
The minimal ingredient list is appreciated.

Native Pet Omega 3 Fish Oil for Dogs & Cats is crafted to promote healthy skin, a shiny coat, and strong joints, making it ideal for pets experiencing dry skin, dull fur, or joint issues. One of its standout features is the use of wild-caught Alaskan salmon and pollock oils, ensuring a high-quality and sustainable source of Omega-3, 6, and 9 fatty acids, which are crucial for a pet’s health.

This product is also enhanced with biotin and wheat germ oil, supporting not just skin and coat health but also offering potential benefits for joints and heart health. The liquid form with a pump dispenser makes it easy to add to a pet's food, and its seafood flavor is likely to appeal to most dogs and cats. It's designed to be gentle on sensitive stomachs, which can be a plus for pets with digestive issues.

Additionally, it’s developed by a leading veterinary nutritionist, which adds a level of trust in its formulation. The 8-ounce bottle size might be a downside for owners of multiple pets or larger breeds since it could require frequent re-purchasing. This fish oil supplement offers a solid mix of quality ingredients aimed at enhancing the physical health of dogs and cats, and is especially suitable for pets that love seafood flavors and need an extra boost in their diet to maintain skin and joint health.

Rating
9.8
Omega-3 Fatty Acids
Purity and Quality
Additional Ingredients

Most important from
12835 reviews

Omega-3 Fatty Acids
This is a must-have for any cat or dog, enhancing their coat and providing essential nutrients.
Purity and Quality
I love that the product is all natural!
Additional Ingredients
The minimal ingredient list is appreciated.
#3

Zesty Paws Wild Alaskan Omega-3 Blend Pollock + Salmon Oil for Dogs and Cats- Skin and Coat Support, Omega 3 Supplement for Pets, 8.5oz

Rating
9.6
Omega-3 Fatty Acids
Purity and Quality

Most important from
64853 reviews

Omega-3 Fatty Acids
Even the pickiest of dogs enjoy the taste, and it has made their coats softer and reduced dandruff and allergic reactions.
Purity and Quality
Easy to administer and appreciated for its high quality, with a separate pump making shipping hassle-free.

The Wild Alaskan Salmon Oil Formula for Dogs & Cats by Zesty Paws is a liquid food supplement designed to support skin, coat, joint function, immune, and heart health in pets. One of its strengths is the high concentration of Omega-3 and Omega-6 fatty acids, particularly EPA and DHA, which are crucial for maintaining a healthy coat and overall well-being of your pet. This product is manufactured in FDA-registered facilities in the USA, ensuring a level of trust and quality control. The oil is derived from wild Alaskan salmon, which is a high-quality source known for its nutrient-rich profile.

Additionally, the product is flavored with salmon oil, making it easy to incorporate into your pet's diet as a tasty treat. On the downside, as a liquid form, it might be a bit challenging to measure out the exact dosage for pets, and there is potential for messiness during administration. The 8.5-ounce bottle might also not last very long for larger pets or households with multiple pets.

This supplement is ideal for pet owners looking for a high-quality, Omega-rich oil to enhance their pets' skin and coat health, though the liquid form may require careful handling to ensure accurate dosing.

Rating
9.6
Omega-3 Fatty Acids
Purity and Quality

Most important from
64853 reviews

Omega-3 Fatty Acids
Even the pickiest of dogs enjoy the taste, and it has made their coats softer and reduced dandruff and allergic reactions.
Purity and Quality
Easy to administer and appreciated for its high quality, with a separate pump making shipping hassle-free.

Buying Guide for the Best Dog Fish Oils

Choosing the right dog fish oil can be a bit overwhelming with the variety of options available. Fish oil supplements for dogs are popular for their numerous health benefits, including improving coat health, reducing inflammation, and supporting heart health. To make the best choice for your furry friend, it's important to understand the key specifications and how they relate to your dog's needs. Here are the main factors to consider when selecting a fish oil supplement for your dog.
Omega-3 Fatty AcidsOmega-3 fatty acids are essential nutrients that play a crucial role in maintaining your dog's overall health. They help reduce inflammation, support heart health, and improve skin and coat condition. The two main types of omega-3s in fish oil are EPA (eicosapentaenoic acid) and DHA (docosahexaenoic acid). When choosing a fish oil, look for a high concentration of these fatty acids. For general health maintenance, a moderate level of EPA and DHA is sufficient. For dogs with specific health issues like arthritis or allergies, a higher concentration may be more beneficial. Always consult with your vet to determine the appropriate dosage for your dog's specific needs.
Purity and QualityPurity and quality are critical when selecting a fish oil supplement for your dog. High-quality fish oils are free from contaminants like heavy metals, PCBs, and other toxins that can be harmful to your pet. Look for products that have been third-party tested for purity and quality. Certifications from organizations like the National Animal Supplement Council (NASC) can also indicate a trustworthy product. Opt for fish oils that are sourced from wild-caught fish rather than farmed fish, as they tend to have fewer contaminants.
Form of Fish OilFish oil supplements for dogs come in various forms, including liquid, capsules, and chews. Liquid fish oil is easy to mix with your dog's food and is often more cost-effective. Capsules can be convenient for precise dosing and are less likely to have a strong fishy odor. Chews are a great option for dogs who are picky eaters or for those who see them as treats. Consider your dog's preferences and your convenience when choosing the form of fish oil. If your dog is finicky, you might need to try different forms to see which one they accept best.
Source of Fish OilThe source of the fish oil can affect its quality and nutritional profile. Common sources include salmon, sardines, anchovies, and mackerel. Each type of fish has a different balance of omega-3 fatty acids. For example, salmon oil is rich in both EPA and DHA, making it a popular choice. Smaller fish like sardines and anchovies are less likely to accumulate toxins, making them a safer option. Consider the source of the fish oil and choose one that aligns with your dog's health needs and any potential sensitivities.
Additional IngredientsSome fish oil supplements contain additional ingredients like vitamins, antioxidants, or other beneficial compounds. While these can provide extra health benefits, it's important to ensure that they are safe and necessary for your dog. Avoid products with artificial additives, preservatives, or fillers. If your dog has specific health concerns, look for supplements that include ingredients targeted at those issues. Always read the ingredient list carefully and consult with your vet if you are unsure about any additional components.

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