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4 Fish Oil Benefits You Never Knew

Image shows fish oil tablets spread on the table

Fish Oil benefits are innumerable which makes them one of the most basic yet crucial health supplement. Lets dive into the depths of numerous fish oil benefits. Harvested from the ocean’s bounty, fish oil is a rich source of omega-3 fatty acids, the unsung heroes of our well-being. As we navigate the currents of modern life, these essential nutrients become beacons of vitality, supporting heart health, brain function, and more.

Sources of Fish Oil

picture shows top three sources of fish oil which are from salmon fish, from mackerel dish, and from sardines fish.

We can get fish oil from various sources. One source is from fatty fish like salmon, mackerel, and sardines.

Fish oil supplements extracted from fish like anchovies, herrings, and tuna are some other sources of fish oil.

Algae supplements and flaxseed oil are some plant-based sources of fish oil.

Types of Fish Oil

Fish oil supplements usually come in two forms: triglyceride form and ethyl ester form.

Triglyceride form: This form of fish oil is considered more natural and easier to absorb by the body.

Ethyl ester form: It is a more concentrated and economical form of fish oil, but the drawback is that it may not be absorbed well by the body.

Fish Oil Benefits

There are many health benefits of fish oil as it is loaded with omega-3 fatty acids.

picture shows fish oil benefits which are improved heart health, better brain function, less inflammation and improved joint health

  • Reduce Inflammation: The anti-inflammatory properties of the omega-3 fatty acids found in fish oil reduce inflammation in the body. It is helpful in arthritis and inflammatory bowel diseases.
  • Improve Heart Health: According to research, regular intake of fish oil has shown numerous benefits like reducing triglyceride levels and eventually improving heart health, lowering blood pressure, and preventing artery blockage.
  • Enhance Brain Function: For brain health, the omega-3 fatty acids in fish oil are very important. It is beneficial to adults in increasing their focus, memory, and cognitive function, and to infants and kids in their brain development.
  • Promote Joint Health: Fish oil has been found to have positive effects on joint health. It helps in arthritis conditions by reducing joint pain, stiffness, and swelling.

These benefits make fish oil a valuable addition to one’s diet or supplementation routine.

Uses of Fish Oil

Fish oil is commonly used as a dietary supplement to boost omega-3 intake.

Medical and skincare industry also include fish oil in their various products.

To decrease inflammation and improve skin health, it is a great option to include fish oil in lifestyle.

How Fish Oil Is Different from Cod Liver Oil

Tissue of oily fish is used to obtain fish oil, whereas liver of cod fish is used to obtain cod liver oil.

Amount of omega-3 fatty acids is more in fish oil, whereas vitamin A and vitamin D is also present in cod liver oil.

Generally, fish oil is consumed as a dietary supplement; on the other hand cod liver oil is for its vitamin content.

Side Effects of Fish Oil

Common side effects of fish oil include fishy aftertaste, burping, and digestive issues.

Risk of bleeding may occur due to high fish oil dose. It can also cause disturbance to certain medication.

Always consult a healthcare professional before starting supplements of fish oil.

Daily Recommendation of Fish Oil

250-500mg is the recommended daily dose of omega-3 fatty acids. Required doses of fish oil must be consumed to get the full benefit of it.

It is recommended to consult the company label or a healthcare professional before starting a specific fish oil supplement. Depending on age, lifestyle, and healthcare concern, recommendation of dose is done by a healthcare professional.

Avoid exceeding recommended doses as it may lead to some side effects like digestive issues.


We can conclude that omega-3 fatty acid which has various health benefits is present in fish oil. Fatty fish, fish oil supplements are some of the sources of fish oil, and also algae supplements and flaxseed are some plant-based sources. A more natural and easier to absorb form of fish oil is triglyceride form, while a more concentrated but difficult to absorb form is ethyl ester form. Reduction in inflammation, improvement in heart health, brain function, and joint health are some fish oil benefits. It is used in medication and skincare products but its common use is as a dietary supplement. Fish oil is different from cod liver oil in terms of its source, omega-3 content, and usage.

Apart from all the fish oil benefits which are clearly seen, it also has some side effects like fishy aftertaste and digestive problems. Recommended intake dose of omega-3 fatty acid is 250-500mg, but it may vary from person to person. Therefore, it is recommended to consult a healthcare professional before starting fish oil in your diet.  Overall, fish oil is a versatile and beneficial addition to a healthy lifestyle.






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  1. 10 Dec, 2023

    […] to cod liver oil, fish oil is also high in omega-3 fatty acids and can promote heart health and reduce […]

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