The fish oil being a good source of essential fatty acids shelters two important contents called EPA (Eicosapentaenoic acid) and DHA (Docosahexaenoic acid). These two Omega-3-fatty acid contents commonly having the PUFA nature decrease the cholesterol levels in the arteries and thereby reduce the risk of heart disease.

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Fish oil also is found to be the cheap source of vitamin A, D and E content. Fish oil supports the growth of animals at least equal to that of any other source of fat in the diet. All the members of essential fatty acids have shown growth promoting factors in animals.

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Fish oil finds its application in feeds and also used for its medicinal value in pharmaceutical and scientific research areas. Fish oil also finds its application as drying oils, varnishes and also in paint industries. Further it is used as a greasing agent and also as waterproofing agents.