So we always hear about supplements and how they can help us with with every ailment under the sun. What about the facts, the research, the real results. The two types of omega-3 fatty acids to focus on are EPA and DHA. These omega-3s are naturally found in oily fish like salmon, sardines and anchovies, and are just a few reasons why fish oil supplements have garnered high praise. Click here to read the results as reported by sciencealert.com.