Omega 3 Fatty acids that are necessary for the body are obtained from nutrients since they cannot be produced in human body. Fatty acids, eicosapentaenoic acid (EPA) and docosahexaenoic acid (DHA) which contains omega-3 that take part in human nutrition are in high amounts in fish oil. The body’s need for omega-3 fatty acid begins before birth and continues throughout childhood, adolescence, adulthood and old age.

Omega 3 fatty acids in fish oil prevent myocardial infarction by showing a strong antithrombotic effect. Consumption of fish oil should be increased in order to protect from cardiovascular diseases (Heart and Circulatory System). Triglyceride and cholesterol is reduced by use of fish oil so that the risk of atherosclerosis and related heart diseases, heart attack and acute stroke reduces.

 In realized surveys, low DHA levels have been found in the plasma of 40% of children with attention deficiency and hyperactivity disorder. DHA in fish oil has very important positive effects on learning ability and academic performance of children.

 EPA and DHA have anti-inflammatory effect and beneficial effects on muscle-skeletal system and immune system. Fish oil supplement reduces effects of rheumatoid arthritis such as morning stiffness since EPA and DHA levels of people who have rheumatoid arthritis are below the average.