Many people would have heard of omega 3 fish oils, but wouldn't really know what the benefits of these essential fatty acids really are.
It is a real medical discovery that has both the medical community as well as the general population interested and excited. In this article, we'll look at the benefits of omega 3 oils on heart health.
Benefits of omega 3 fatty acids in survivors of heart attacks (myocardial infarction)
The DART study (which stands for the Diet And Reinfarction Trial) showed that survivors of myocardial infarction who took oily fish, which contains about 500 to 800 mg of omega 3 fatty acids per day, had a reduction in total mortality of 29%. The subgroup who chose to take fish oil capsules containing 450 mg of EPA and DHA (omega 3 fatty acids) per day, had a reduction in cardiac related death of 62%, and a reduction in risk of death of 56%.
Then came the GISSI prevention trial, which was a large Italian study of 11,324 myocardial infarction survivors.
This study showed that myocardial infarction survivors who took a capsule of fish oil every day, which contains 1 gram of fish oil, which is equivalent to 850mg of omega 3s, had a 30% reduction in cardiac mortality, and 45% reduction in risk of sudden death. And these benefits were apparent within just four months of the trial.
Then the Lyon study came into the picture, looking at 600 myocardial infarction patients.
It was found that those who took the advice of eating a Mediterranean diet, with an emphasis on fruit and vegetables, and in particular an adequate intake of non marine sources of omega 3 oils (alpha-linolenic acid), had a reduction in their risk of heart related death at 5 years by 70%, when compared to those patients who had no such dietary advice.
Now let's have a look at fish oil effects in prevention of heart disease in the first place...
Benefits of omega 3 in preventing heart disease and sudden death in healthy individuals
Firstly, there was a study looking at the benefits of omega 3 fatty acids in healthy male doctors. This study was known as the Physician's Health Study.
This study found that those with the highest levels of omega 3 fatty acids in their blood streams, had a risk of sudden death that was only 1/5 of the risk of sudden death found in the group with the lowest omega 3 fatty acid levels. That is, their relative risk was 19%. Those with the second highest levels of omega 3 fatty acids had a relative risk of less than 1/3, with a relative risk of 28%.
Secondly, there was the Chicago Physician's Health Study Western Electric Study which studied a group of 1822 men over a period of 30 years.
This study found that those who ate more than 35 g of fish per day had 38% less risk of dying from heart disease, and a 44% reduction in risk of heart attacks, when compared to those who had no fish intake.
These are just sample of the various studies on the health effects of omega 3 fatty acids on cardiac health.
It is very sobering to realise that about 50% of heart attacks have no warning.
The benefits as shown in the studies above, relate to preventing heart attacks in those who have already had one, as well as reducing the risk of myocardial infarction and sudden death in healthy individuals.
The these essential fatty acids have been linked to reductions in risk of dementia and depression, in the treatment of depressed patients, and improvement in IQ of children.
There are even studies on the effect of fish oils on reducing levels of aggression in young adults.
So now you know what the benefits of omega 3 fish oils are.
If you already have a medical condition, then check with your doctor before taking any supplements, in case you have a contraindication to taking fish oil.
So keep learning about the benefits of natural nutrients, including these omega 3 fish oils, and how they benefit our health, both physical and mental.
Benefits Of Fish Oil Capsules
Loaded with omega 3 fatty acids, the benefits of fish oil supplements are numerous. Known for the positive effect it has on heart health, joints and the brain, omega 3 is one of the latest buzzwords in a healthy diet. Because the body does not naturally produce this vitally important compound, it needs to be obtained through foods or supplements.
While many people believe the best source of omega 3 is in plant foods such as walnuts or flax seed, they may be unaware that there are two different types. Plants produce short chain omega 3's, however, the long chain version of this compound contains DHA (Docosahexaenoic Acid) and EPA (Eicosapentaenoic Acid), which have been proven to provide more abundant health benefits. DHA and EPA are known as essential fatty acids (EFA's).
Fish is the best source of these beneficial fatty acids. However given the influx of deadly toxins that are carried by fish, it is recommend they only be consumed one to two times a week. Given this fact it is difficult to get adequate amounts of omega 3 in our diets. Thankfully, fish oil supplements can safely help to make up the omega 3 shortfall.
If you have no serious health conditions, you need about 1000 mgs of omega 3 daily. This means in order to see the benefits of fish oil supplements you should take two 500 mg soft gels daily.
What Are The Health Benefits?
With the American Heart Association recommending that everyone increase their intake of omega 3, the health benefits of fish oil are numerous. Studies have shown that a diet filled with omega 3 fatty acids helps improve cardiovascular health, immune response, anti inflammatory action, brain function, vision, joint function and mobility and skin. In addition, with more than 100,000 scientific studies published on the benefits of fish oil supplements, and fish oil, it is a wonder that everyone does not include it in their diet.
The Superiority Of Fish Oil In Ester Form
Most people have not heard of the ester form of fish oil, largely because it is so expensive to manufacture. There is only a handful of manufacturers out there which produce fish oil in ester form. From a bioavailability point of view it is the most superior form of fish oil. Fish oil is usually manufactured in triglyceride form, and while still beneficial, it cannot be readily absorbed until the body converts it to ester form. In triglyceride form, the oil has a difficult time passing through the cell membranes, thus the body sees significantly less of its benefits. By contrast, if the oil is converted to an ester form during the manufacturing process it is easily able to enter cell membranes, allowing the body to use it as instant energy, or store it for later use.
Ensuring Purity
Because of toxicity issues with most cold-water fish, it is crucial to research where the fish, from which the oil is harvested, are derived from. The majority of lakes in the northern hemisphere have heavy levels of mercury, PCB's and other contaminates. Because of this, most fish oils are imported and transported a considerable distance before they are made into a capsule form. Given their long trek, additives must be put into the oil so that it will not spoil during the journey. In order to ensure that the oil you are using as pure it is important to use a product that has been molecularly distilled to filter out contaminates, impurities and additives.
Benefits of fish oil supplements - The Importance Of DHA
DHA is the more important Omega 3 fatty acid. It is believed to constitute the 'building blocks' of the brain. In addition it has been shown to provide greater cardiovascular benefits than EPA and is more effective at boosting 'good' HDL cholesterol and lowering the levels of dangerous triglycerides in the blood. Because of this, DHA content should be one of your main considerations when comparing fish oil brands and you should aim for at least 250mg. The average industry standard is 120mg of DHA but this is way too low to produce the health benefits associated with this amazing EFA.
While the benefits of fish oil supplements are many, it is important to remember that they are not all created equal. When looking for a quality supplement, make sure it is the highly superior ester form, has been molecularly distilled and contains at least 250mg (and preferable more) of DHA.
Both Marcus Ryan & Brett Seagrott are contributors for EditorialToday. The above articles have been edited for relevancy and timeliness. All write-ups, reviews, tips and guides published by EditorialToday.com and its partners or affiliates are for informational purposes only. They should not be used for any legal or any other type of advice. We do not endorse any author, contributor, writer or article posted by our team.
Marcus Ryan has sinced written about articles on various topics from Aquarium Fish. Want to learn more about omega 3 fatty acids? Discover the health benefits of omega 3 fatty acids and fish oil, including the latest news on omega 3s, by going to Marcus Ryan's website on. Marcus Ryan's top article generates over 720 views. to your Favourites.
Brett Seagrott has sinced written about articles on various topics from Aquarium Fish, Nutritional Supplements and Trucks. Brett Seagrott is a health researcher and author of The site explains benefits of fish oil supplements in greate. Brett Seagrott's top article generates over 8100 views. to your Favourites.
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