Top & Best Cod liver oil Review 2022 – How to Select Ultimate Buyer’s Guide

Cod liver oil: How to choose the best in 2022

Today we are going to talk about cod liver oil, a supplement rich in vitamins and essential fatty acids.

Cod liver oil assists in the proper functioning of the nervous, cardiovascular, immune and reproductive systems, in addition to acting in the maintenance of skin and bone health.

Just like that brief description, you could see how beneficial this oil is to your health, right? If you want to know everything about this supplement, read on.

First, the most important

  • Cod liver oil is recommended to treat deficiency of vitamins A and D. The supplement is also rich in omega 3.
  • Cod liver oil in liquid version is sold in bottles of 200 or 400 ml and can taste natural, orange or strawberry. Is it suitable for children.
  • The capsule version is ideal for adults. The supplement is sold in bottles of 30, 60, 90, 120 or 150 capsules. The dose varies from two to six capsules a day, divided into two portions.

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Ranking: The 3 best cod liver oil supplements

To take full advantage of the benefits of cod liver oil, you need to purchase a good supplement. With that in mind, we have prepared a ranking with the best products in this category.


Buying guide

Probably, when you were a child, your mother forced you to take a spoonful of cod liver oil every day. Back then, moms knew how important this supplement was for their children’s health.

Now that you are an adult, know that the properties of cod liver oil remain essential for health. Do you want to remember the benefits of this supplement? Then read this Buying Guide.


What is cod liver oil?

Cod liver oil, as the name implies, is the essential oil extracted from cod fish livers.

The substance is one of the best sources of essential polyunsaturated fatty acids such as EPA and DHA, from the omega 3 family , and vitamins A and D.

The oil is consumed through dietary supplement in capsules or emulsion. The concentration of these nutrients depends on the cod species used to extract the oil.

What are the benefits of cod liver oil for the brain?

Cod liver oil has numerous benefits for the brain. Because of the high concentration of omega 3, the supplement assists in the treatment of learning and behavior disorders.

This supplement also helps to alleviate the symptoms of stress, anxiety and depression.

Vitamin D plays a fundamental role in the cognitive capacity of the elderly, in addition to acting in the prevention of brain disorders and decline in mental capacity.



What are the benefits of cod liver oil for the cardiovascular system?

Cod liver oil acts to maintain cardiovascular health, as it regulates levels of cholesterol, triglycerides (a fat that increases the risk of heart disease) and blood pressure.

Omega 3 obtained from cod liver oil is effective in preventing the hardening of arteries, which causes a disease called atherosclerosis.

As a source of essential fatty acids, this oil increases insulin sensitivity and controls blood glucose levels, preventing type 2 diabetes.

Cod liver oil not only prevents, but also helps in the treatment of already established coronary diseases.


Is it true that cod liver oil increases fertility?

The good fats present in cod liver oil assist in the production of female sex hormones. They are also related to the proper functioning of the ovaries and testicles.

These nutrients support the adrenal glands (hypothalamus and pituitary), which control the production of sex hormones related to libido, reproduction and pregnancy.


And the benefits extend to pregnant women, nursing mothers and their babies. The nutrients in the oil help the development of the fetus, increase the child’s intelligence and decrease the risk of diabetes.

Does cod liver oil help in the treatment of inflammatory diseases?

Because of its anti-inflammatory properties, cod liver oil helps to reduce inflammation levels in the body, relieving the symptoms of inflammatory diseases.

The consumption of this oil is associated with a reduction in pain, stiffness and swelling in the joints of people with inflammatory diseases such as arthritis, osteoarthritis and rheumatism.




The oil improves the clinical symptoms of these diseases. Over time, the supplement can serve as an alternative to anti-inflammatory drugs.

Does cod liver oil have aesthetic benefits?

Because of the concentration of omega 3 and vitamins A and D, cod liver oil has several benefits for skin and hair. You will notice the strengthening of the strands and reduction of the fall.

On the skin, you can enjoy the benefits of topical use, just pierce a capsule, apply the oil with circular movements and let it act. You will notice cleanliness, shine, smoothness and reduction of acne blemishes.

What is the relationship between cod liver oil and bone health?

Cod liver oil has a very important substance in maintaining bone health: Vitamin D . Regular consumption of the supplement strengthens bones, prevents fractures and the development of osteoporosis.

Other benefits of cod liver oil are:

    • Prevention and treatment of kidney diseases.
    • Protection against the development of autoimmune diseases.
    • Treatment of ear infections.



  • It is rich in omega 3, vitamin A and D
  • Sold in capsules or emulsion
  • The emulsion is ideal for children
  • It’s a cheap supplement


  • It is contraindicated for allergies to fish and crustaceans
  • The dose can reach six capsules a day
  • The liquid version contains dyes

How much?

The liquid liver oil supplement in the liquid version is cheaper. A 200 ml bottle costs about R $ 15 and a 400 ml bottle costs R $ 25.

The price of the supplement in capsules varies according to the quantity of pills. To compare the price difference, we analyzed supplements of the same brand, but with different amounts of capsules:

    • 30 capsules : R $ 22;
    • 60 capsules : R $ 33;
    • 90 capsules : R $ 44;
    • 120 capsules : R $ 55.


Where to buy?

You can buy cod liver oil at pharmacies. If you prefer, you can buy the product online. We suggest you take a look at Amazon, there you will find all the supplements in the Ranking.


Purchasing criteria: How to compare the types of cod liver oil

Now that you know all the benefits of cod liver oil, let’s talk about what criteria you should analyze and compare at the time of purchase, to choose the ideal supplement for your needs:

  • Presentation
  • Emulsion
  • Number of capsules
  • Concentration of vitamins

We will explain each of the items throughout this section.


You find cod liver oil in capsules or emulsion. Want to know which supplement is right for you?

Review the information in the table below:


The emulsion cod liver oil is sold in bottles with 200 or 400 ml in natural, strawberry or orange flavors. This product has the following benefits:

  • It is cheaper.
  • There are flavored versions.
  • It is ideal for children.
  • It is also indicated for those who have difficulty swallowing capsules.


Number of capsules

Cod liver oil is also sold in capsules. If that is your choice, the amount of capsules that come in the bottle is an important purchase criterion.

  • 30 capsules : 15 doses;
  • 60 capsules : 30 doses;
  • 90 capsules : 45 sweets;
  • 120 capsules : 60 doses;
  • 150 capsules : 75 doses.

Also evaluate the recommended daily dose. Most products recommend one capsule, twice a day, but some even recommend three capsules, twice a day.

Concentration of vitamins

Cod liver oil is mainly used to treat deficiencies in vitamins A and D. For this reason, it is important to assess the concentration of these vitamins.

  • Capsules : The concentration of vitamin A can be 242 mcg (40% of the recommended daily value) or 450 mcg (75% DV). Vitamin D can be 2.3 mcg (46% DV) or 3.8 mcg (76% DV).
  • Emulsion: The concentration of vitamin A is 3795 IU and vitamin D is 379 IU, considering a spoon with 15 ml of the emulsion.


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