Dietary Supplement. Supports cardiovascular health. Vegetable-source Omega-3. Flax Seed Oil is a rich source of the Omega-3 Essential Fatty Acid alpha linolenic acid, which is necessary for a wide variety of biological processes. Natrol's Flax Seed Oil helps maintain integrity of cell membranes. Contains no yeast, wheat, corn, milk, egg, soy, glutens, or sugar