Top Fish Oil Brands: Dive into Omega-3 Excellence

Fish oil has gained recognition for its numerous health benefits, notably in supporting heart health, enhancing brain function, and reducing inflammation. As demand grows, so has the range of brands offering fish oil supplements, making the choice somewhat overwhelming for consumers. When choosing a fish oil brand, it's crucial to consider factors like purity, sustainability, and concentration of EPA and DHA. To help you make an informed decision, we've compiled a list of some of the top brands renowned for high-quality fish oil supplements below.

Illustration of fish oil

Best brands of fish oil in 2025

Nordic Naturals

Nordic Naturals is a leading brand in the fish oil omega-3 market, renowned for its high-quality products and stringent manufacturing standards. Founded on the principles of providing health benefits through omega-3 fatty acids, Nordic Naturals offers a wide range of fish oil products, including those with over 90% concentration in triglyceride form. The company adheres to the highest manufacturing standards, exceeding both Norwegian Medicinal and European Pharmacopoeia Standards, and utilizes a proprietary nitrogen environment to ensure exceptional product purity and freshness. Nordic Naturals' Arctic Cod Liver Oil is particularly notable, delivering on average over 125 mg more DHA per serving than other CLO products. The company has also expanded into plant-based omega-3s with its Algae Omega products, catering to vegan and vegetarian consumers.

Carlson Labs

Carlson Labs is renowned as one of the best producers of fish oil, having been ranked as the top fish oil brand based on consumer satisfaction in a 2013 ConsumerLab.com survey, which gathered responses from over 10,000 subscribers. The company has specialized in high-quality Norwegian fish oils for over 30 years, ensuring maximum freshness through sustainable sourcing and rigorous testing by FDA-registered laboratories. Their products, such as The Very Finest Fish Oil and Elite Omega-3 Gems, provide 1,600 mg of omega-3s per serving, supporting heart, brain, vision, and joint health. Carlson Labs' commitment to quality has earned them numerous awards, reflecting their dedication to helping people live healthier lives. Their fish oils are available in various flavors and convenient packaging options.

Barlean's

Barlean's is a leading producer of high-quality fish oil supplements, known for their ultra-purified and pharmaceutical-grade products. Their Seriously Delicious Omega-3 High Potency Fish Oil offers 1,500mg of EPA/DHA per serving, with emulsified fish oil that enhances absorption by three times compared to standard supplements. Barlean's sources its fish oils directly from sustainable fisheries, ensuring the health of the oceans. The company's products are free of mercury, heavy metals, and artificial additives, making them a preferred choice for those seeking natural and effective omega-3 supplements. With a strong market presence, Barlean's is among the key companies profiled in global fish oil market reports.

Viva Naturals

Viva Naturals is renowned for its high-quality fish oil supplements, particularly the Triple-Strength Omega-3 Fish Oil, which offers 2,500 mg of fish oil, 1,500 mg of EPA, and 568 mg of DHA per serving, supporting heart, brain, skin, and eye health. This supplement is made from wild-caught fish like anchovies, sardines, and mackerel and undergoes a rigorous purification process to remove mercury, PCBs, dioxins, and furans. With a 90% Omega-3 concentration in triglyceride form, this product has garnered a near-perfect rating on Amazon, with over 11,000 customer reviews since its release. Viva Naturals ensures third-party testing and certification, such as Labdoor and IFOS certifications, to guarantee product quality. The company is committed to sustainability and ethical sourcing, making it a trusted name in the health and wellness industry.

Nature Made

Nature Made is a renowned brand in the nutritional supplements industry, particularly for its high-quality fish oil products, which have been trusted by consumers since 1971. Their fish oil supplements are sourced from wild-caught ocean fish, purified to remove contaminants like mercury, PCBs, dioxins, and furans, ensuring purity levels below 0.09 ppm, 2ppt WHO TEQs, and 0.1 ppm respectively. These supplements are gluten-free, have no added coloring or flavoring, and some are coated to reduce fish burps. Nature Made fish oil products undergo state-of-the-art purification processes and are 3rd party quality tested, with some verified by the U.S. Pharmacopeia (USP) for purity and potency. As the #1 Pharmacist Recommended Vitamin and Supplement brand, Nature Made continues to deliver science-backed solutions. For more information on which Nature Made fish oil is right for you, visit their website.

Now Foods

NOW Foods is a reputable brand in the fish oil market, known for its high-quality products manufactured under strict quality control standards. Their Omega-3 Fish Oil softgels contain 1,000 mg of fish oil per softgel, with 180 EPA and 120 DHA, supporting heart health and overall wellness. NOW Foods holds an NPA A-rated GMP certification, ensuring every aspect of their manufacturing process meets rigorous standards. Despite not being IFOS-compliant, their products have received excellent scores from Labdoor, such as a 97.9/100 score for their Algae Omega product. This commitment to quality makes NOW Foods a trusted choice for consumers seeking reliable fish oil supplements.

Optimum Nutrition

Optimum Nutrition is renowned for its high-quality fish oil supplements, which contain essential long-chain fatty acids such as eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA). Their enteric-coated fish oil softgels, for instance, provide 300 mg of omega-3s per serving, ensuring heart-healthy benefits without the fishy aftertaste. These supplements are crucial for various metabolic functions and are found in foods like salmon, but can also be obtained through Optimum Nutrition's products. The brand's commitment to quality is evident in the positive customer reviews, with an average rating of 4.94 out of 5 stars. By choosing Optimum Nutrition, consumers can trust they are getting a reliable source of omega-3 fatty acids.

Garden of Life

Garden of Life is a leading producer of high-quality fish oil supplements, offering a wide range of formulas that cater to various health needs, including brain, heart, and eye health. Their products, such as the Minami Platinum Omega 3 Fish Oil, deliver up to 1,100mg of omega-3 nutrition and 250% of the Daily Value of vitamin D in a single softgel. Garden of Life ensures sustainability and purity through third-party certifications like the Marine Stewardship Council and Friend of the Sea. Their Dr. Formulated Omega-3s are fully traceable and Non-GMO Project Verified, providing specialized formulas like the Dr. Formulated Advanced Omega with 695mg EPA, 465mg DHA, and 30mg DPA per serving. This commitment to quality and sustainability makes Garden of Life a trusted choice for omega-3 supplements.

Thorne Research

Thorne Research is renowned for producing high-quality fish oil supplements, such as Super EPA Pro, which contains 650 mg of EPA and 100 mg of DHA per gelcap, utilizing Supercritical Fluid Technology to ensure maximum purity and efficacy. This product is derived from small, non-accumulating fish harvested from pristine Peruvian waters, ensuring a sustainable source. Thorne's fish oil is free of heavy metals, PCBs, and dioxins, and is NSF Certified for Sport, guaranteeing the absence of over 200 banned substances. The company's commitment to quality is evident in their rigorous testing and manufacturing processes. Thorne's products are highly recommended by healthcare practitioners for maintaining healthy triglyceride and cholesterol levels.

Sports Research

Sports Research is a leading brand in the fish oil market, known for its high-quality and potent omega-3 supplements. Their Triple Strength Omega-3 Fish Oil provides 3 times the EPA and DHA potency compared to leading brands, with 690 mg of EPA and 310 mg of DHA per softgel. Manufactured in the USA using fish oil from Norway, these products undergo a 10-step refinement process to ensure maximum freshness and purity. Sports Research also offers sustainable and traceable options, such as their MSC Certified Sustainable and IFOS 5-Star Certified fish oil. With a strong commitment to quality, their products are non-GMO tested, gluten-free, and third-party tested to comply with cGMP standards.