Food preservative is a natural vitamin e

VE exists naturally in vegetable oil, toxic, and there is generally more stable. In the process of oil refining, refining VE can recover a lot of mixtures. The antioxidant activity of components better, safe and has been used in food preservation. Limited to fatty and oily foods, is currently the only significant production of natural antioxidants. Higher prices, less general application, mainly for health food, baby food, and other high-value food products.