Rapeseed oil is commonly known as vegetable oil, also called coriander oil, in Cruciferae Brassica (i.e. rape seed) and pressing the transparent or translucent liquid. Rapeseed oil color golden yellow or pale brown, a pungent odor, folk called "green smell". This is a gas which contains a certain amount of glucosinolate in rapeseed, but excellent variety without the substance, such as high oil and vegetable oil, double low rapeseed oil etc..
Is one of the main edible oil in China, mainly in the Yangtze River Basin and the southwest, northwest and other places, the output ranks first in the world. The rapeseed oil absorption rate is very high, up to 99%. Rapeseed oil has certain effect of softening blood vessels, anti-aging. Because the raw material oil is a real plant, usually containing seeds of certain phospholipids, blood vessel, nerve, brain development is very important.