Health Benefits of Fish Oil

The fish oil comprises fish tissues (such as tuna, salmon and sardines) and contains omega 3 type fatty acids The most common is to find it in the form of gel capsules, but is also sold as a liquid, tablets or supplements.

One of the main health benefits of fish oil is due to the 3 essential fatty acids that are part of its composition, which are:

  • Omega 3
  • Eicosapentaenoic acid (EPA)
  • Docosahexaenoic (DHA)

Besides, it also contains gamma-linolenic (GLA) and alpha-linolenic (ALA) which are very useful for our body. The estimated amount of omega 3 per 100 g of a capsule is around 600 mg and, when consumption is associated with a balanced diet and physical activities, it contributes significantly to the loss of body fat.

Fish oil in capsules should be consumed, preferably, under medical recommendation, so that it is possible to evaluate the best way to complement the diet. In relation to how to take fish oil, in general it is recommended to take a 1 g capsule 20 minutes before lunch and another capsule 20 minutes before dinner.

The price of fish oil varies according to the brand and quantity, between R$ 25.00 and R$ 130.00. When acquiring, it is essential to know its origin, as well as which fish are contained in its formulation.

Whoever wants to know what omega 3 1000mg fish oil is for, the supplement is widely used for its numerous health benefits, most of them scientifically proven.

As it is a rich source of omega 3 (which is found in large amounts in seafood and fish and in fish oil), it is an essential component for people who want to have a healthy diet, as the body is not capable of produce this essential component alone.

In addition, fish oil slims, helps prevent anti-inflammatory processes and helps maintain good digestion. Its consumption also benefits the prevention of cardiovascular and bone diseases, combating depression and anemia, among several other benefits to keep the body healthy.



Among the properties of fish oil we find, in addition to omega 3, protein, calcium, iron, vitamin B 12 and vitamin D. The use of capsules, supplements, pills or liquid fish oil brings numerous benefits, which will be explained below .

1.Protects against heart disease

Research carried out with fish oil has proven its effectiveness in decreasing the chances of developing heart disease, as well as helping to prevent arrhythmia. The reason is the presence of omega 3, which prevents triglycerides from accumulating and being converted into fat, also reducing excessive amounts in the body.

Omega 3 helps to reduce bad cholesterol (LDL) levels and increase good cholesterol (HDL). Regular consumption helps prevent atherosclerosis, which consists of an accumulation of fat and cholesterol in the walls of the arteries, preventing the occurrence of a stroke (cerebrovascular accident).

It also contains so-called good fats, which reduce cholesterol and blood clotting, which result in relaxation and lessening of inflammation in the blood vessels.

2.Helps to lose weight

Fish oil is a component widely used as a weight loss aid. According to researchers, the intake helps to improve exercise, which enhances weight loss.

3. Strengthens the immune system

Those who want to be on the safe side of common illnesses, such as the flu, colds and coughs, have fish oil as an important ally. This is because regular consumption helps to strengthen the immune system, motivated by the presence of omega 3 fatty acids.

Furthermore, research has revealed that fish oil contributes to a reduction in the feeling of fatigue and causes some improvement in rashes and fever.

4. It has anti-inflammatory action

The anti-inflammatory action of fish oil is very effective in reducing inflammation in tissues and blood. This helps in the treatment of people who suffer from chronic diseases of inflammatory origin and gastrointestinal disorders.

5. Fights Arthritis

Regular intake of fish oil helps treat arthritis and rheumatism, reducing the impact caused by enzymes that end up destroying cartilage.

6. Help in treating anxiety and depression

The omega 3 found in fish oil is proven to help treat symptoms related to anxiety, stress, depression, mental fatigue and other disorders related to the nervous system.

This is also caused by the increased production of serotonin, which is essential for the feeling of well-being. Studies done with this component have shown it to be beneficial in helping to stabilize mood, especially in women.

7. Leaves hair prettier and healthier

The use of this component helps the hair to have greater development, in addition to preventing hair loss. Fish oil also keeps hair with a more intense shine, due to the presence of omega 3, which provides nourishment to the hair follicles.

8. Improves blood circulation

Studies prove that the intake of fish oil-based capsules has the power to cause an improvement in blood circulation, as it reduces triglycerides and cholesterol.

9.Benefits pregnancy

Pregnant women who consume fish oil help keep the baby healthier in the womb as it contains DHA, which is important for the formation of the fetal brain and eyes.

Another positive factor related to pregnancy is that it helps to prevent the baby from being born prematurely or with low birth weight. Fish oil also helps prevent postpartum depression, which affects a lot of women.

10.Helps improve memory

Brain membranes benefit because of the DHA found in fish oil, in addition to benefiting cognitive function and memory. This was proven by researchers who tested people who regularly consumed fish (baked or grilled). These people had more developed brain cells responsible for memory and learning.

11.Protects eye health

It is common to use fish oil to care for eyesight, which is scientifically proven. Research has confirmed that it is a component that helps prevent macular degeneration, which is associated with advancing age and can lead to blindness.

12.Improves fertility

Studies done with this component have shown that it helps to enhance sperm quality, increasing the survival time of sperm when they eat into contact with substances present in the female genitalia. As a consequence, the chances of conception are increased.

13.Makes the skin more beautiful

Fish oil improves dry skin, making it more shiny and elastic, as it helps to regulate moisture. In addition, it has components that reduce inflammation, which leaves a healthier looking skin.

It is also effective to treat skin problems such as itching, redness, lesions, eczema, rashes and other skin problems, as it prevents the formation of sebum, which causes acne, for example.

14.Contributions to the treatment of Alzheimer’s

One of the best sources of essential fatty acids is fish oil. For this reason, according to several studies carried out, it helps to treat Alzheimer’s.

Patients who have this disease have the recommendation of the Alzheimer’s Association to consume high levels of omega 3 fatty acids, which acts as a defense against brain damage.

15.Helps to treat Attention Deficit and Hyperactivity Disorder

Children who suffer from Hyperactivity (ADHD) or Attention Deficit improve with the consumption of fatty acids found in fish oil.

Other benefits with the consumption of this component are the improvement in conditions of low concentration, dyslexia, emotional instability, lack of attention, short-term memory, learning disorders, among others.

The improvement of these symptoms is scientifically proven in children who consumed fish oil for 15 weeks.


Despite all the benefits of omega 3 fish oil, side effects can also occur, especially if consumption is done irregularly.

Health problems can also happen if you ingest poor quality products or excessively. For this reason, it is important to point out that a doctor’s indication fish oil is critical to avoid complications.

Among the possible side effects are:

  • Risk of poisoning due to the presence of heavy metals such as mercury. This can be particularly true of low quality products.
  • Abdominals caused by the body’s inability to digest the amount of fish oil in the body, causing cramps and bloating.
  • Risk of bleeding from excess (ie above 3 g daily). This can lead to nosebleeds, blood in the urine and even a hemorrhagic stroke.
  • Heartburn and acid reflux caused by the sudden increase in the amount of supplement intake.
  • Difficulty breathing, probably caused by an allergy, which results in blockage of the air passage due to inflammation in the respiratory tract.
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Robert Asprin, APD is a non-dieting Accredited Practicing Dietitian passionate about inspiring positive changes in eating and lifestyle behaviors to help improve health while nurturing relationships with food and body.

Robert Asprin

Robert Asprin, APD is a non-dieting Accredited Practicing Dietitian passionate about inspiring positive changes in eating and lifestyle behaviors to help improve health while nurturing relationships with food and body.

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