Nature made fish oil is one of the best contributions a person can make to their diet due to the omega-3 fatty acids it contains. Wild fish from certain areas are a good way to consume the oil because there is a lower risk of ingesting harmful contaminants. To reduce risk even more and ensure proper dosage amounts people can add fish oil dietary supplements to their daily routine. The supplements take the natural fish oil and process it in order to rid it of any toxins and allow people to absorb only the helpful fatty acids into their bodies.