Barleans has many all natural products. Flax oil is one of their most popular products. With its wholesome, nutty flavor Barlean’s Highest Lignan Flax Oil is a pure, unfiltered and unrefined source of essential omega-3 fatty acids and nutrient-rich lignans. A foundational addition to a healthy diet, our organic, high-lignan content flax oil is ideal for those who aspire to nutritionally support themselves.