Omega 3 Fatty Acid is an unsaturated fatty acid that is mostly found in fishes and walnuts. So if you are trying to reduce the intake of fats you must not cut the intake of Omega-3 Fatty acid because it is very important for our health.
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If some one has deficiency of Omega-3 fatty acid and he does not like to eat fish than he can take it through walnuts or fish oil capsules. However if you love to eat fish than salmon is the best source of fatty acid.
Firs of all its good for heart according to a research if you eat it regularly than you will have stronger heart than the others. It also make our skin look fresh and young and helps to fight with wrinkles in young age. They also help to reduce the risk of having diabetes by helping you in loosing weight.