Corn oil: rich in vitamin E, it is an important component of human cell membrane. Corn oil has low melting point, high temperature resistance and is easily absorbed by human body. Corn oil also contains relatively comprehensive trace elements. Peanut oil: It is rich in oleic acid, lecithin, vitamins A, D, E, K and natural polyphenols with strong biological activity, so it has the functions of reducing platelet aggregation, lowering the level of total cholesterol and bad cholesterol, and preventing arteriosclerosis and cardiovascular and cerebrovascular diseases. People think that eating too much peanut oil is easy to get angry, which is because arachidonic acid in peanut oil causes allergic reaction in human body. Sunflower seed oil-advanced nutritional oil: Sunflower seed, also called sunflower seed, is the fruit of sunflower. Its nuts contain 30%-45% fat, up to 60%. Sunflower seed oil is golden in color, clear and transparent, and fragrant in smell. It is an important edible oil. It contains a lot of unsaturated fatty acids such as linoleic acid, which can promote the regeneration and growth of human cells, protect skin health and reduce the accumulation of cholesterol in blood. It is a kind of advanced nutritional oil. Sunflower seed oil is rich in carotene, more than peanut oil, sesame oil and soybean oil. Therefore, it can reduce the concentration of serum cholesterol, prevent arteriosclerosis and vascular diseases, and is very suitable for hypertensive patients and middle-aged and elderly people. Sunflower seed oil also contains more vitamin E, about 100- 120 mg per hundred grams. Therefore, it has a good effect of delaying the aging of human cells and maintaining youth. Regular consumption can strengthen the body and prolong life. Sunflower seed oil also contains more vitamin B3, which is effective in treating neurasthenia and depression. It contains a certain amount of inorganic substances such as protein, potassium, phosphorus, iron, magnesium, etc., which is very effective in treating diabetes and iron deficiency anemia, and is of great significance for promoting the healthy growth of teenagers' bones and teeth. It contains linoleic acid, an essential fatty acid for human body, which is helpful for human development and physiological regulation, and also has a positive effect on preventing skin dryness and scale hypertrophy. Sunflower seed oil also contains nutrients such as glucose and sucrose, and its calorific value is higher than that of soybean oil, peanut oil, sesame oil and corn oil, and it can produce 9.499 calories per gram. Its melting point is also low, suitable for human absorption, and the absorption rate can reach above 98%. In addition, it is slightly hot and fragrant. It is the best edible oil besides sesame oil. Because sunflower seed oil is rich in nutrition and has many health functions for human body, it is known as "advanced nutritional oil". In recent years, it has been selling well in the international market and is deeply favored.