Corn oil is rich in Vitamine E and unsaturated fatty acid, in which oil acids percentage is over 58% in the total lipid. Linoleic acid is the necessary fatty acid which can not composed in the human body. It has the function of declining human bodys cholesterol, blood pressure, softening blood vessel, increasing the muscle and heart and heart blood vessel system, preveningt and improving artery cirrhosis, reducing the occurance of heart disease and so on. It can also mitigate the occurance of prostate and dermatitis of human body.