Best Sustainably Sourced Fish Oil of 2026

Elisa Drew Avatar
Elisa Drew
Last Updated: Jan 23, 2026

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Sustainably sourced fish oil is a popular dietary supplement that is derived from fish that have been caught using responsible and ethical fishing practices. These fish are typically caught in the wild, and are carefully harvested and processed to ensure that the oil is of the highest quality. Sustainably sourced fish oil is an excellent source of omega-3 fatty acids, which are essential for maintaining good health. It is also a great way to support sustainable fishing practices and to protect the environment. Many people choose sustainably sourced fish oil because it is a healthy, ethical, and environmentally friendly choice.

At a Glance: Our Top Picks

OmegaWell Omega 3 Fish Oil Softgels Cover #TOP 1
OmegaWell Omega 3 Fish Oil Softgels
ftb score rating icon 9.9
Carlson Fish Oil 1600 mg Cover #TOP 2
Carlson Fish Oil 1600 mg
ftb score rating icon 9.8
Sports Research Triple Strength Omega 3 Fish Oil Cover #TOP 3
Sports Research Triple Strength Omega 3 Fish Oil
ftb score rating icon 9.6

Top 9 Sustainably Sourced Fish Oil

OmegaWell Omega 3 Fish Oil Softgels

LWL3061
OmegaWell Omega 3 Fish Oil Softgels Cover
Live Conscious OmegaWell Omega 3 Fish Oil - 2000mg Capsules: Heart, Brain, & Joint Support - 800 mg EPA 600 mg DHA - Sustainably Sourced - Softgels - 30 Day Supply

OmegaWell Omega 3 Fish Oil Softgels are a premium quality supplement that delivers a potent dose of Omega-3 essential fatty acids. With over 3x more fish oil than other best-selling brands, each serving contains 800 mg EPA and 600 mg DHA with 60 burpless softgels in each bottle. These highly concentrated EPA and DHA supplements provide optimal health support for both men and women, working to support heart health, joint support, brain health, weight management, common skin issues, and help maintain cholesterol and blood pressure with a powerful 800mg EPA and 600mg DHA packed in every serving.

What We Like
Pure, potent dose of Omega-3 essential fatty acids
Highly concentrated EPA and DHA supplements provide optimal health support
Sustainably sourced, burpless fish oil is tested for heavy metals, mercury, toxins and other contaminants
#TOP 2

Carlson Fish Oil 1600 mg

1545
Lemon
Carlson Fish Oil 1600 mg Cover
Carlson - The Very Finest Fish Oil, 1600 mg Omega-3s, Liquid Supplement, Norwegian, Wild-Caught, Sustainably Sourced , Lemon, 16.9 Fl Oz

Carlson Fish Oil is a premium liquid supplement that supports your heart, brain, and joint health. With 1,600 mg of omega-3 fatty acids in every teaspoon, it provides essential nutrients that your body needs. Sourced from wild-caught fish, this product ensures sustainability and high quality. Additionally, it is certified non-GMO, giving you peace of mind about what you're putting into your body. The freshness, potency, and purity of this fish oil are guaranteed, making it a reliable choice for your daily wellness routine.

What We Like
No fishy taste or smell
Pleasant lemon flavor
High quality and purity
Easy to swallow liquid
Noticeable health benefits

Sports Research Triple Strength Omega 3 Fish Oil

FG155
No Color
Sports Research Triple Strength Omega 3 Fish Oil Cover
Sports Research® Omega-3 Fish Oil 1250 - Triple Strength Fish Oil Supplement from Wild Alaska Pollock - MSC Certified Sustainable · Non-GMO · Soy Free - 90 Softgel Capsules

Sports Research Triple Strength Omega 3 Fish Oil is a burpless supplement with EPA & DHA fatty acids from wild Alaskan Pollock. One capsule a day is enough to get 1,040 milligrams of Omega-3 with 690 mg of EPA & 260 mg of DHA in the triglyceride molecular form. These nutrients (also known as EPA and DHA) may help support cardiovascular health, brain function and the immune system. Packed with quality ingredients, the supplement is 3rd Party Verified, MSC Certified Sustainable & Traceable, and 100% sourced from natural Alaskan Pollock.

What We Like
Easy to swallow capsules
No fishy aftertaste
High EPA and DHA content
MSC certified sustainable source
Supports joint and heart health

Carlson Cod Liver Oil 1000 mg

1301-2
Carlson Cod Liver Oil 1000 mg Cover
Carlson - Cod Liver Oil, Super 1000 mg + Vitamins A & D3, Wild Norwegian, Sustainably Sourced, 100 Softgels

Carlson Cod Liver Oil offers comprehensive support for your overall health. Each softgel contains 250 mg of omega-3 fatty acids, which are essential for heart and brain health. Additionally, it includes vitamins A and D3, promoting healthy vision and immune function. Sourced sustainably from wild-caught Norwegian Arctic cod, you can feel good about your choice. The product is also certified non-GMO, ensuring you receive a high-quality supplement. With guarantees on freshness, potency, and purity, you can trust that you are getting a reliable source of nutrition.

What We Like
Supports overall health
High omega-3 content
Sustainably sourced
Non-GMO certified
#TOP 5

Sports Research Salmon Oil Wild Alaskan Sockeye 2500mg

FG521
No Color
Sports Research Salmon Oil Wild Alaskan Sockeye 2500mg Cover
Sports Research® Salmon Oil - Single-Source Wild Alaskan Sockeye | 2500 mg per Serving w/EPA & DHA Fatty Acids | MSC Certified - 180 Count Softgels

The Sports Research Salmon Oil offers a high-quality omega-3 supplement sourced solely from wild-caught Alaskan Sockeye Salmon, ensuring you get a product that supports sustainable fishing practices. Each serving provides a strong 2,500 mg dose of natural salmon oil rich in EPA and DHA, which are essential fatty acids beneficial for heart and brain health. The oil is cold-pressed, preserving its natural nutrients without using heat or harmful solvents, so you receive pure, effective nutrition. Plus, it is free from GMOs, gluten, and artificial additives, making it a clean and trustworthy choice for your daily wellness routine.

What We Like
Sustainably sourced fish oil
High 2,500 mg omega-3 dose
Cold-pressed for nutrient preservation
Non-GMO and gluten-free
#TOP 6

Green Pasture Cod Liver Oil Butter Capsules

BCAP-A
Blue
Green Pasture Cod Liver Oil Butter Capsules Cover
Green Pasture Fermented Cod Liver Oil Blend and Concentrated Butter Oil Blend - 120 Capsules

The Green Pasture Cod Liver Capsules provide a natural source of essential fatty acids like Omega-3, Omega-6, and Omega-9, which support heart, brain, and overall health. You can choose from liquid, gel, or capsule forms, making it easy to fit your preference and lifestyle. The gel version is especially handy because it stays stable at room temperature, so you don’t have to worry about refrigeration or messy storage. Plus, this product is sustainably harvested from the pristine Bering Sea near Alaska, ensuring you get a quality supplement that’s also environmentally responsible.

What We Like
Supports bone and teeth health
No fishy aftertaste or burps
Improves energy and sleep quality
High quality ingredients
Easy to swallow capsules
#TOP 7

Carlson Cod Liver Oil 1100 mg Omega-3

P35305
White
Carlson Cod Liver Oil 1100 mg Omega-3 Cover
Carlson - Cod Liver Oil, 1100 mg Omega-3s, Wild-Caught Norwegian Arctic Cod-Liver Oil, Sustainably Sourced Nordic Fish Oil Liquid, Unflavored, 500 ml (16.9 Fl Oz)

The Carlson Cod Liver Oil offers a natural and award-winning taste, making it easy for you to include in your daily health routine. Whether you take it straight from the spoon or mix it into your yogurt, smoothies, salads, or drinks, it blends seamlessly without overpowering flavors. This product is sourced from wild-caught Norwegian Arctic cod, ensuring you get a high-quality and sustainably harvested fish oil. With 1100 mg of Omega-3s per serving, it supports your overall wellness conveniently and naturally.

What We Like
Fresh lemon flavor
No fishy aftertaste
High quality and purity
Supports immune system
Affordable price
#TOP 8

Spoonful Mini Omega 3 Fish Oil Softgels

860000823111
Spoonful Mini Omega 3 Fish Oil Softgels Cover
Spoonful Mini Omega 3 Fish Oil, iFOS Certified, 1290 mg Per Serving, 120 Softgels Pearls, Small Size Easy to Swallow Capsules for Women and Seniors, Made in USA

The Spoonful Mini Omega 3 Fish Oil Softgels are highly potent, easy to swallow and perfect for women and seniors with small-sized, burpless capsules. The wild-caught small fish used in the production of these softgels contains no heavy metal contamination, and are sustainably sourced to ensure production of a safe and healthy product for customers. Each serving of 3 capsules contains 1,290mg fish oil with 1,070mg of Omega-3 Fatty Acids (709mg EPA, 270mg DHA) to support wellness, brain development, joint health, improve mood & mental state. The softgels are quickly absorbed into the body and are manufactured in the USA under GMP standards.

What We Like
High-potency formula
Easy-to-swallow softgels
Burpless mini-sized capsules ideal for women and seniors
Quick absorption for maximum effectiveness
Manufactured in the USA under GMP standards
#TOP 9

SOULSATION Icelandic Cod Liver Oil Lemon

SOUL-004-16
SOULSATION Icelandic Cod Liver Oil Lemon Cover
SOULSATION Icelandic Cod Liver Oil Liquid, Lemon (16oz) - Vitamins A & D, EPA & DHA - Helps Vision, Skin Membranes & Immune Function - MSC Certified, Non-GMO

SOULSATION Cod Liver Oil offers a natural boost of omega-3s, including EPA and DHA, which are great for supporting your skin health, vision, and immune system. It also provides essential vitamins A and D, helping you maintain overall wellness. This oil supports strong bones and teeth thanks to its nourishing omega-3 content. Unlike many cod liver oils, it comes in a refreshing lemon flavor, making it easy and pleasant to take straight from the bottle or mix into your favorite foods. With just two simple ingredients, you get a pure and natural supplement to support your daily health.

What We Like
Rich in Omega-3 EPA & DHA
Vitamins A and D included
Supports bones and teeth
Zesty lemon flavor
Simple, natural ingredients
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What is sustainably sourced fish oil?

Sustainability means that the fish populations are easily and quickly replenished to ensure the fish will be available for future generations. Brands like Carlson make sure that every part of the fish not used for oil is used for human and animal food so that nothing is wasted.

2. Is Omega 3 fish oil sustainable?

They rank among the best in the world for sustainability of fisheries and marine ecosystems. We are pleased that these fisheries are Friend of the Sea certified which contributes to the health of the ocean by assessing and promoting sustainable fishing practices.

3. Is taking fish oil ethical?

Consuming large amounts of these heavy metal contaminants can be harmful for health which is why it is important you choose fish oils. This is the set of standards that Ethical Nutrients have developed to ensure each batch of Ethical Nutrients fish oil sold to you is of the highest quality.

4. Are Omega 3 tablets sustainable?

Between 2014 and 2019, the number of MSC certified Omega 3 products available worldwide more than tripled. In the UK and Ireland, 100% of Tesco's own brand fish oil supplements are certified sustainable.

Editor's Notes

During our sustainably sourced fish oil research, we found 24 sustainably sourced fish oil products and shortlisted 9 quality products. We collected and analyzed 455,538 customer reviews through our big data system to write the sustainably sourced fish oil list. We found that most customers choose sustainably sourced fish oil with an average price of $20.81.

The sustainably sourced fish oil are available for purchase. We have researched hundreds of brands and picked the top brands of sustainably sourced fish oil, including Live Conscious, Carlson, Sports Research, Green Pasture, Spoonful. The seller of top 1 product has received honest feedback from 2,819 consumers with an average rating of 4.8.

Written by
Elisa Drew Avatar

Elisa Drew is a really professional copywriter specializing in baby products with five years of experience working as a pediatrician once. She has published a series of baby books purchased by over thirty thousand people in the United States.