While foods that contain omega-3 fatty acids have health benefits, some. Omega-3 fish oil contains both docosahexaenoic acid (DHA) and eicosapentaenoic acid (EPA). Omega-3 fatty acids are essential nutrients that are important for preventing and controlling heart disease. Common foods high in omega-3 fatty acids include fatty fish, fish oils, flaxseed, chia seeds, flaxseed oil, and walnuts.
The human body can produce most of the types of fats it needs from other fats or raw materials. This is not the case with omega-3 fatty acids (also called omega-3 fats and n-3 fats). These are essential fats that the body cannot produce from scratch, but must obtain them from food. Foods that are high in omega-3 include fish, vegetable oils, walnuts (especially walnuts), flaxseed oil, and leafy vegetables.
Fish oils come from fatty or fatty fish, such as trout, mackerel, tuna, herring, sardines and salmon. They contain omega-3 fatty acids and many contain vitamins A and D. Fish oil is a source of omega-3 fatty acids. It lowers triglycerides, but doesn't seem to affect the rate of cardiovascular events.
It seems to significantly reduce the symptoms of depression and improve some inflammatory and painful conditions.