Now DHA-500 DS supports brain health. Consumption of EPA and DHA omega-3 fatty acids may reduce the risk of coronary heart disease. This natural fish oil concentrate is manufactured under strict quality control standards. It is tested to be free of potentially harmful levels of contaminants such as PCBs, dioxins, mercury and other heavy metals. Those who experience nausea or reflux from other fish oils should find this entericcoated, odor-controlled softgel easier to tolerate. Recommended Use: Take 1 softgel 1 to 2 times daily with food, or as directed by a healthcare professional. Store in a cool, dry place after opening.