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Daniel Smith

20 Benefits of Cod Liver Oil (& Fish Oil) Supplements


Everyone wants to be in optimal health, and many turn to natural remedies.

One such remedy that has stood the test of time is cod liver oil.


But it's not just about cod liver oil. Fish oil supplements, too, have gained popularity for their health benefits.


These oils, rich in omega-3 fatty acids and other vital nutrients, offer a plethora of health benefits.


In this article, we delve into the top 20 benefits of cod liver oil and fish oil supplements.


Whether you're a health enthusiast or someone exploring natural supplements, this guide will provide valuable insights.



a hand with cod liver oil capsules
Cod Liver Oil can be extremely beneficial for your health


Understanding Cod Liver Oil and Fish Oil


Cod liver oil and fish oil are both derived from fish. However, they are not the same.


Cod liver oil, as the name suggests, is extracted from the liver of codfish.


On the other hand, fish oil is obtained from the tissues of oily fish like salmon, mackerel, and tuna. Both oils are rich in omega-3 fatty acids, but they differ in their nutrient composition.





What Makes Cod Liver Oil Unique?

Cod liver oil is unique due to its high content of vitamins A and D.


These vitamins are essential for immune function, bone health, and vision.


Moreover, cod liver oil contains more of the omega-3 fatty acid DHA than EPA, which is beneficial for brain health.


The Composition of Fish Oil Supplements

Fish oil supplements primarily contain two types of omega-3 fatty acids: EPA and DHA. Unlike cod liver oil, fish oil usually contains more EPA than DHA.


Fish oil supplements may not provide significant amounts of vitamins A and D, but they are still a potent source of omega-3s.


Top 20 Health Benefits of Cod Liver Oil and Fish Oil


Cod liver oil and fish oil offer a plethora of health benefits.


From heart health to mental well-being, these oils are a boon to our bodies.

Let's delve into the top 20 health benefits of these potent supplements.


1. Supports Heart Health

Omega-3 fatty acids in cod liver oil and fish oil support heart health.

They help maintain a healthy heart rhythm and reduce the risk of heart diseases.


2. Reduces Inflammation

Both oils have anti-inflammatory properties.

They can help reduce inflammation in the body, which is beneficial for managing various health conditions.


3. Enhances Joint Mobility

Cod liver oil and fish oil can improve joint mobility.

They may alleviate symptoms of rheumatoid arthritis and joint pain.


4. Boosts Immune Function

The vitamins A and D in cod liver oil support immune function.

Fish oil also contributes to a healthy immune response.


5. Promotes Brain Health

The omega-3 fatty acids in these oils are crucial for brain health.

They may protect against age-related mental decline.


6. Improves Mental Well-being

Fish oil supplements support mental health.

They may alleviate symptoms of depression and improve overall mental well-being.


7. Benefits Skin Conditions

The anti-inflammatory properties of cod liver oil can benefit skin conditions.

It may help manage eczema and acne.


8. Supports Eye Health

Omega-3 fatty acids are essential for eye health.

Regular intake of these oils may reduce the risk of age-related macular degeneration.


9. Regulates Cholesterol Levels

Cod liver oil can help regulate cholesterol levels.

It increases HDL (good cholesterol) and decreases LDL (bad cholesterol).


10. Aids in Weight Management

Fish oil supplements may aid in weight management.

They can help reduce body fat and support a healthy weight. (If considering cod liver oil for weight loss, look at Juniper as well).


11. Enhances Fertility

Both supplements can improve fertility in men and women.

They enhance sperm and egg quality, contributing to reproductive health.


12. Prevents Rickets in Children

Cod liver oil has been used historically to prevent rickets in children.

This is due to its high vitamin D content, which is essential for bone health.


13. Supports Pregnancy and Child Development

Fish oil's omega-3s are vital for brain development and function.

They are important for pregnant women and young children.


14. Reduces Artery Plaque

Cod liver oil may help prevent coronary artery disease.

It reduces plaque buildup in the arteries, promoting heart health.


15. Improves Sleep Quality

Regular consumption of these oils can lead to improved sleep quality.

This is possibly due to the presence of vitamin D.


16. Alleviates ADHD Symptoms

Some studies suggest that fish oil supplements can reduce the symptoms of ADHD in children.

This is likely due to the beneficial effects of omega-3 fatty acids on brain health.


17. Supports Healthy Vision

Cod liver oil's vitamin A content is beneficial for maintaining healthy vision.

Regular intake can support overall eye function.


18. May Reduce Cancer Risk

Both oils have been associated with a lower risk of certain types of cancer.

However, more research is needed to confirm these findings.


19. Benefits Diabetic Health

Fish oil supplements can improve the body's response to insulin.

This is beneficial for those with diabetes or at risk of the disease.


20. Eases Menstrual Pain

Cod liver oil may help reduce the severity of menstrual pain and discomfort.

This makes it a natural remedy for women during their menstrual cycle.



How to Choose the Right Supplement


Choosing the right supplement depends on your health goals and dietary needs.

Both cod liver oil and fish oil offer a range of health benefits. However, they differ in their nutrient composition.


Here are a few factors to consider for best results:

  • Your specific health goals

  • Dietary restrictions

  • Allergies or sensitivities

  • The quality and purity of the supplement


The ingredients are everything. Check for all natural ingredients with no artificial colours or flavours. The ingredients in Liv Pure are a great example of how it should be done.


Cod Liver Oil vs. Fish Oil: Which One to Pick?


Cod liver oil is rich in vitamins A and D, making it a good choice for boosting immunity and bone health.

Fish oil, on the other hand, is often higher in omega-3 fatty acids. It's a great option for heart health and mental well-being.


When choosing between the two, consider:

  • Your nutritional needs

  • Your doctor's advice

  • The quality of the product

  • The sustainability and ethical sourcing of the product



Safety and Dosage Guidelines


When it comes to taking cod liver oil or fish oil supplements, safety is paramount.

It's important to follow the recommended dosage on the product label. Overdosing can lead to negative side effects.


Consider these guidelines:

  • Start with a low dose and gradually increase

  • Consult your healthcare provider before starting any new supplement

  • Monitor your body's response to the supplement


Potential Side Effects and Interactions


Like any supplement, cod liver oil and fish oil can cause side effects.

Common side effects include upset stomach, diarrhoea, and a fishy aftertaste. In rare cases, high doses can cause bleeding.

Keep in mind:

  • If you're on blood-thinning medication, consult your doctor before taking these supplements

  • Pregnant and breastfeeding women should seek medical advice before starting these supplements

  • Discontinue use and seek medical attention if severe side effects occur



Conclusion


Cod liver oil and fish oil supplements offer a myriad of health benefits. From heart health to mental well-being, these oils are a valuable addition to a balanced diet.

However, always remember to consult your healthcare provider before starting any new supplement regimen. Your health is your wealth.


Remember with any dietary supplement (and all medications in general), keep them out of the reach of children.



Further Reading


Medications that reduce blood clotting (such as anticoagulants and antiplatelet drugs) can interact with cod liver oil.


Cod liver oil may have a blood-thinning effect, so combining it with other medications that also slow clotting could raise the chances of bruising or bleeding. if you are on blood thinners , you have vitamin D deficiency, a diagnosed cardiovascular condition (or any chronic disease really), speak with your GP before taking cod liver oil, or fish oil. You need to be careful with drug administration, even if cod liver oil supplements are all natural. 


When choosing cod liver oil, get one that is free from artificial flavours and one that has natural flavours (no one likes a fishy smell!). Soft gels work well, Cod liver oil liquid on its own is not nice to taste - if you've ever tasted livers of Atlantic cod, you'll understand why! Whilst cod liver oil may play an important role in your overall health, just be careful when buying it and try to opt for ones that are produced in small batches.


A 2018 study revealed that heavy metals tend to accumulate most in the liver and gills of freshwater fish. Additionally, when purchasing cod liver oil, you may not always be receiving oil sourced directly from cod livers.


Due to the lack of regulation in the U.S. dietary supplement industry, the actual contents of supplements may not always match their labels. Some brands may substitute cheaper oil sources and use synthetic or natural vitamin A in place of what’s advertised. Therefore, consumers should exercise caution when selecting cod liver oil products.


Buy ones without artificial flavors and get ones with natural flavors. It is perfectly safe to keep cod liver oil at room temperature - you do not need to keep it in the fridge. Many fat-soluble vitamins are the same.  The total absence of heat is fine, many daily supplements can be stored at room temperature.


Polyunsaturated fatty acids and everything in cod liver oil (we also love alaskan cod liver oil) are ok to store at room temperature and don't worry about nutrient absorption issues. However, if you do store it in the fridge, it won't do it any harm and you'll still get your dose of essential fatty acids from the fish oil or cod liver oil supplement.


Eicosapentaenoic acid (EPA) is an omega-3 fatty acid commonly found in cold-water fish like tuna and salmon, alongside docosahexaenoic acid (DHA). EPA helps prevent blood from clotting too quickly, lowers triglyceride levels, and may have anti-inflammatory properties that reduce pain and swelling




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