Filtered to remove impurities. Great fresh taste. Dietary supplement. USDA organic. Filtration is better - taste the difference. Only Spectrum uses a 3 - step organic filtration process to remove impurities like moisture and bacteria that accelerate rancidity and cause bitter flavors, without any loss in the quality or quantity of the essential fatty acids or phytonutrients. The result is beautiful golden oil with a great fresh taste. The benefits of Omega - 3's: Flax oil is nature's richest source of alpha-linolenic acid (ALA), an omega - 3 essential fatty acid that is naturally converted by the body into other important nutrients like DHA and EPA. Often referred to as Good Fats these vital EFA's support heart health and help to maintain beautiful hair, skin and nails. Refrigerate from us to you. We only ship in refrigerated trucks to ensure optimal health benefits and freshness. Best if used within 6 - 8 weeks after opening. Product of USA.