Tocopherols and tocotrienols posses antioxidant properties and they are active as vitamine E, albeit to different extents, which makes them particularly important for human health. Vitamin E deficiency affects nervous system development in children and hemolysis in humans. People with low vitamin E intake may be at increased risk of atherosclerosis. These natural antioxidants, which contribute to oil stability, vary from edible vegetable oil to another.