Fish oil supplements are the third most popular nutritional supplement. But how sure is the evidence of its use?
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The idea that fish oil and omega-3s are good for your heart has been a nutritional orthodoxy for decades. Some dissonant voices have argued that this particular emperor has no clothes. But they have mostly been drowned out by the crowd. The American Heart Association recommends a fish oil supplement for those who are not eating the recommended two or more servings of fish per week. And that’s basically all.
Fish oil supplements are the third most popular nutritional supplement today. There have been concerns about possible contaminants in commercial fish oil supplements, as well as the negative impact of overfishing to produce enough fish oil to meet demand. However, the perceived benefits have largely overshadowed these concerns. But how sure is the evidence of its use?
What is the evidence of fish oil?
Epidemiological studies have shown that people who eat more fish and / or eat more omega-3 fatty acids are less likely to die of cardiovascular disease and other diseases. Randomized studies have shown that fish oil supplements reduce inflammation and lower triglycerides. It wasn’t until 2010 that the authors of a scientific article on “Fish Oil For Treating Cardiovascular Disease” admitted that “the role of omega-3s in reducing mortality, sudden death, arrhythmias, myocardial infarction and heart failure has not done so still established. “
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