Vitamins & Supplements

The Best Cod Liver Oil Nutritional Supplements

This post contains affiliate links. As an Amazon Associate we earn from qualifying purchases.

Our picks are based on Amazon bestseller rankings, verified customer ratings, and product availability. We update our recommendations regularly to ensure accuracy.

Cod liver oil is a nutritional powerhouse, rich in omega-3 fatty acids (EPA and DHA) and vitamins A and D. These nutrients offer numerous health benefits, from supporting heart and brain health to promoting strong bones and a healthy immune system. Selecting the right supplement ensures you receive these crucial components effectively.

No. 1
Dr. Berg Omega-3 Cod Liver Fish Oil 60 Softgels – Wild-Caught Icelandic Cod – Omega 3 EPA & DHA – Heart...
  • 𝗔𝗗𝗩𝗔𝗡𝗖𝗘𝗗 𝗢𝗠𝗘𝗚𝗔-𝟯 𝗦𝗨𝗣𝗣𝗢𝗥𝗧: Each softgel provides 240 mg omega-3s (110 mg EPA & 125 mg DHA) from wild-caught Icelandic cod liver oil to help support heart, brain, immune, and eye health.*
  • 𝗟𝗘𝗠𝗢𝗡 𝗙𝗟𝗔𝗩𝗢𝗥, 𝗡𝗢 𝗙𝗜𝗦𝗛𝗬 𝗔𝗙𝗧𝗘𝗥𝗧𝗔𝗦𝗧𝗘: Naturally flavored with lemon for a fresh taste—no fishy burps or lingering aftertaste.
  • 𝗥𝗜𝗚𝗢𝗥𝗢𝗨𝗦𝗟𝗬 𝗟𝗔𝗕-𝗧𝗘𝗦𝗧𝗘𝗗 𝗙𝗢𝗥 𝗣𝗨𝗥𝗜𝗧𝗬: Every batch is tested four times, including double third-party heavy metal screening, for verified purity and potency.
  • 𝗨𝗟𝗧𝗥𝗔 𝗖𝗟𝗘𝗔𝗡, 𝗡𝗢 𝗙𝗜𝗟𝗟𝗘𝗥𝗦: Non-GMO, preservative-free, hexane-free, and made without unnecessary additives—just premium ingredients.
  • 𝗣𝗥𝗘𝗠𝗜𝗨𝗠 𝗜𝗖𝗘𝗟𝗔𝗡𝗗𝗜𝗖 𝗦𝗢𝗨𝗥𝗖𝗘 & 𝗖𝗘𝗥𝗧𝗜𝗙𝗜𝗘𝗗 𝗤𝗨𝗔𝗟𝗜𝗧𝗬: Sustainably sourced from North Atlantic cod and produced in US cGMP-certified facilities for...
No. 2
NOW Foods Supplements, Cod Liver Oil, Extra Strength 1,000 mg with Vitamins A & D-3, EPA, DHA, 90 Softgels
  • EXTRA STRENGTH: An excellent source of vitamins A and D-3! Cod liver oil has a long history of traditional use for the support of overall health and well-being*
  • CARDIOVASCULAR SUPPORT*: The cod liver oil used in this softgel is manufactured under strict quality control standards
  • CLASSIFICATIONS/CERTIFICATIONS: Soy Free, Kosher Contains Gelatin, Keto Friendly, Halal
  • GMP Quality Assured: A-rated, third-party certification means that every aspect of the NOW manufacturing process has been examined. Our in-house laboratories are ISO/IEC accredited for laboratory testing including for stability, potency and product...
  • Founded in 1968 by Elwood Richard, NOW is one of the largest independent, family- and employee-owned manufacturers of natural products
No. 3
Carlson - Cod Liver Oil, Super 1000 mg + Vitamins A & D3, Wild Norwegian, Sustainably Sourced, 100 Softgels
  • During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.
No. 4
Icelandic Wild Caught Cod Liver Oil Softgels - Fish Omega 3, EPA, DHA, Vitamin D & A, 1000mg Per Serving...
  • PREMIUM ICELANDIC COD LIVER OIL FOR WHOLE-BODY HEALTH – Sourced from wild-caught Icelandic cod, this high-quality pure cod liver oil supplement delivers essential Omega-3 fatty acids, EPA, DHA & vitamins A & D to support healthy heart, brain, joint...
  • SUPPORTS CARDIOVASCULAR, BRAIN & HEALTHY JOINTS – Our burpless cod liver oil supplements help promote healthy heart, promote cognitive health, support vision, and maintain strong bones and joints, while also promoting immune system function.
  • HIGH-POTENCY OMEGA-3 & ESSENTIAL VITAMINS – Each serving contains 1,000 mg of molecularly distilled cod liver fish oil, rich in Omega 3 cod liver oil, EPA & DHA, plus naturally occurring vitamins A & D, known for their detox, bone-strengthening...
  • HOW TO USE & IMPORTANT WARNINGS – Take two omega 3 1000mg softgels daily with food for optimal absorption. Consult your doctor before use if you are pregnant, nursing, have a seafood allergy, are on blood-thinning medication, or have a medical...
  • MADE IN THE USA WITH GLOBALLY SOURCED INGREDIENTS – Manufactured in a GMP-compliant certified facility, our cod fish oil softgels are safe & quality. Third-party tested formula provides purity, potency, and safety, giving nutritional support for...
No. 5
Icelandic Cod Liver Oil Softgels - Wild Caught Omega 3 Fish Oil 1000mg per serving - Sustainably Sourced...
  • Pure and Potent - Forget about traditional fish oil supplements and cod liver oil capsules and try our premium EPA DHA omega 3 supplement from Gadus morhua livers made with your health in mind
  • Full Body Benefits - Many people choose fish oil softgels to improve their heart health but our fish oil pills can also help cognitive health as well and provide much needed joint support
  • Optimal formula - To get the most out of fish oil we use premium quality wild Icelandic cod oil formulated to be molecularly-distilled neutralized deodorized and winterized for a better experience
  • Nutrient Dense - Try one of the best sources of omega 3 fatty acids EPA and DHA that is also naturally rich in vitamins A and D but be sure to take with meals for even better absorption
  • Natures Craft Quality - We are proud to be a leading name in essential fatty acid supplements because we believe in the power of herbal ingredients to helping provide a better lifestyle for everyone
SaleNo. 6
BulkSupplements.com Cod Liver Oil Softgels - Cod Liver Supplement, Nutritional Supplement - Gluten Free...
  • 1000mg of Cod Liver Oil per Serving: Each softgel serving delivers 1000 milligrams of Cod Liver Oil, a source of naturally occurring omega-3 fatty acids and essential vitamins, like Vitamin A & D3. It’s a simple way to support your daily nutritional...
  • Supports General Wellness and Balance: Cod Liver Oil supplements are often included in wellness routines for those looking to maintain overall health. It’s a useful option for individuals who want to stay consistent with their supplement habits.
  • Made for Everday Use: Whether you’re new to supplements or enhancing your current plan, Cod Liver Oil softgels are easy to include in your daily routine. Designed for those who prioritize balanced living and long-term wellness.
  • Produced in a cGMP-Compliant Facility: Manufactured in a facility that follows current Good Manufacturing Practices (cGMP), ensuring a consistent and reliable product. This reflects our commitment to quality and care in every step of the process.
  • Made with Quality and Integrity: All our supplements are produced with a focus on clarity, consistency, and high standards. Every batch is tested to help ensure quality and peace of mind for wellness-focused consumers.
No. 7
ProMix Nutrition Fish Oil + Cod Liver Supplement - 60 Softgels
  • Promix fish oil combines wild, line-caught Alaskan salmon and cod liver oil, sourced and processed in Alaska for peak freshness.
  • Low-heat extraction safeguards naturally occurring bioactive compounds including astaxanthin and pro-resolving mediators.
  • Results You Can Feel: Helps support heart, brain, joint, immune, and skin health. No fishy aftertaste. Dietitian formulated.
  • Seriously Clean: All Promix products are gluten free, soy free, GMO free, hormone free, and antibiotic free. They do not contain refined sugar, artificial sweeteners, stevia, gums, fillers, or bleach. 94% of ingredients sourced from North America. Partner...
  • No Artificial Anything: Promix is a science-based nutrition company making products to the standards specified by professional athletes for performance, ingredient quality, and safety. We deliver seriously clean supplements and snacks to people who want...
  • NOTE: Because our fish oil is sourced from natural ingredients, slight variations in color may occur.
No. 8
NOW Foods Supplements, Cod Liver Oil, Extra Strength 1,000 mg with Vitamins A & D-3, EPA, DHA, 180 Softgels
  • EXTRA STRENGTH: An excellent source of vitamins A and D-3! Cod liver oil has a long history of traditional use for the support of overall health and well-being*
  • CARDIOVASCULAR SUPPORT*: The cod liver oil used in this softgel is manufactured under strict quality control standards
  • CLASSIFICATIONS/CERTIFICATIONS: Soy Free, Kosher Contains Gelatin, Keto Friendly, Halal
  • GMP Quality Assured: A-rated, third-party certification means that every aspect of the NOW manufacturing process has been examined. Our in-house laboratories are ISO/IEC accredited for laboratory testing including for stability, potency and product...
  • Founded in 1968 by Elwood Richard, NOW is one of the largest independent, family- and employee-owned manufacturers of natural products
SaleNo. 9
Carlyle Norwegian Cod Liver Oil | with EPA & DHA | 1245mg | 150 Softgels | Liquid Capsules | Non-GMO & Gluten...
  • NORWEGIAN COD LIVER OIL: Discover the powers of the sea with Norwegian Cod Liver Oil
  • ULTIMATE OMEGA: 1,245 mg of Norwegian Cod Liver Oil per serving with naturally occurring EPA & DHA
  • ROOTED IN WELLNESS: Carlyle provides premium, honest supplements in your pursuit to healthy living
  • CARLYLE MANUFACTURERS: Laboratory Tested, Trusted Ingredients, Superior Quality, 100% Guaranteed!
  • NATURALLY FREE OF: Gluten, Wheat, Yeast, Lactose, Artificial Sweetener, Preservatives & Non-GMO
SaleNo. 10
Carlson - Cod Liver Oil, 1100 mg Omega-3s, Liquid Fish Oil Supplement, Wild-Caught Norwegian Arctic...
  • HEART, BRAIN, AND JOINT HEALTH - A single teaspoonful of Carlson Cod Liver Oil provides 1,100 mg of omega-3s, including EPA and DHA, which support heart, brain, vision, and joint health. To ensure maximum freshness, Cod Liver Oil is closely managed from...
  • Product Note: Exposure to heat or sunlight may lead to melting/damage of product. Hence customers are expected to be available during the product delivery
  • AWARD-WINNING TASTE AND QUALITY - Carlson Cod Liver Oil has received numerous awards for its taste and quality. Carlson Cod Liver Oil is available in lemon, fruit splash, or natural flavor.
  • SUSTAINABLY SOURCED - We source the highest quality Arctic cod off the coast of Norway using traditional, sustainable methods. The same day they're caught, our Nordic cod are transported to a highly regulated Norwegian facility for processing and...
  • IFOS AND IGEN NON-GMO CERTIFIED - To protect the effectiveness of the nutrients found in our products, Carlson employs manufacturing techniques that avoid the use of excessive heat, moisture, and solvents to protect nutrient content.
  • FRESHNESS, POTENCY, AND PURITY GUARANTEED - Carlson Cod Liver Oil is bottled with a touch of antioxidants and is given a nitrogen flush to remove oxygen and to help prevent oxidation. Like all Carlson omega-3s, freshness, potency, and purity are...
  • During the summer months products may arrive warm but Amazon stores and ships products in accordance with manufacturers' recommendations, when provided.

Last update on 2026-07-19 / Affiliate links / Images from Amazon Product Advertising API

How to Choose the Best Cod Liver Oil Nutritional Supplements

What to Look For in Cod Liver Oil Supplements

  • Omega-3 Content: Check the label for the specific amounts of EPA (eicosapentaenoic acid) and DHA (docosahexaenoic acid). Higher concentrations generally mean a more potent product.
  • Vitamin A and D Levels: Ensure the supplement provides adequate amounts of these essential vitamins, which are naturally present in cod liver oil. Pay attention to the Daily Value (DV) percentages listed.
  • Purity and Quality: Look for products that have been third-party tested for contaminants like heavy metals (mercury, lead) and PCBs. Certifications from reputable organizations offer added assurance.
  • Form: Cod liver oil comes in liquid and capsule forms. Liquids can be easier to dose precisely, while capsules are more convenient and mask the taste.
  • Source: Ideally, choose oil from sustainably sourced cod. Some brands highlight their commitment to responsible fishing practices.

Understanding Dosage and Potency

Dosage recommendations can vary based on the concentration of EPA and DHA per serving. Always follow the manufacturer's suggested serving size unless advised otherwise by a healthcare professional. Potency is directly related to the amount of active omega-3s and vitamins per dose.

Potential Benefits of Cod Liver Oil

  • Heart Health: Omega-3s can help support healthy triglyceride levels and blood pressure.
  • Brain Function: DHA is crucial for brain development and cognitive function throughout life.
  • Joint Health: The anti-inflammatory properties of omega-3s may help support joint comfort.
  • Immune Support: Vitamins A and D play vital roles in maintaining a robust immune system.
  • Eye Health: Omega-3 fatty acids are important components of the retina.

Comparison Tips

When comparing different cod liver oil supplements, focus on the EPA and DHA content per serving, as this is a primary indicator of effectiveness for omega-3 benefits. Compare the levels of vitamins A and D to ensure they meet your nutritional needs. Also, consider the form factor (liquid vs. capsule) and any third-party testing certifications for purity. Finally, review product descriptions for information on sourcing and sustainability if that is a priority for you.

Frequently Asked Questions

What is the difference between cod liver oil and fish oil?
Cod liver oil is a specific type of fish oil derived from the liver of cod fish. It naturally contains vitamins A and D, in addition to omega-3 fatty acids. Regular fish oil is typically made from the flesh of oily fish and may not contain these vitamins.
Can I take cod liver oil with other supplements?
Generally, cod liver oil can be taken with other supplements, but it's wise to consult with a healthcare provider. Be mindful of vitamin A and D intake from all sources to avoid exceeding recommended levels.
What are the potential side effects of cod liver oil?
Some individuals may experience mild side effects like fishy aftertaste, burping, or digestive upset. Taking it with food can often help mitigate these issues. High doses might increase the risk of bleeding.
How should cod liver oil be stored?
Liquid cod liver oil should typically be refrigerated after opening to maintain freshness and potency. Always check the product label for specific storage instructions, as they can vary.
Is cod liver oil safe during pregnancy?
Cod liver oil can be beneficial during pregnancy due to its omega-3 and vitamin D content, but it's crucial to consult a doctor. They can advise on appropriate dosage and ensure it doesn't contain excessive levels of vitamin A, which can be harmful in very high amounts.
How long does it take to see benefits from cod liver oil?
The timeline for experiencing benefits can vary depending on individual health, dosage, and the specific benefits being sought. Some users report noticing improvements in as little as a few weeks, while others may take several months to perceive a difference.