Fish oil may have a therapeutic role for the treatment of serious hypertriglyceridemia (>750 mg/dl). The effective dose of omega-3 fatty acids is 3 to 5 g/day, and is only obtainable through supplements. According to the Food and Drug Administration (FDA), those patients who need to consume more than 3 g of EPA+DHA in the form of a supplement sould only to do so under medical supervision, because too high a dose might cause hemorrhage in some people