Pressed peanut oil and peanut dregs can be obtained through crushing, selecting (peanut kernel and shell separation), stir-frying to six to eight mature and physical pressing of peanut oil press. The peanut dregs are edible. The peanut oil press has two types: vertical oil overhead press machine and screw oil press.
Peanut oil is in light yellow and transparent. With clear color, fragrant smell and delicious taste, peanut oil is a kind of edible oil that is easy to digest. It contains more than 80% of unsaturated fatty acids (including 41.2% oleic acid and 37.6% of linoleic acid). In addition, it also contains 19.9% of saturated fatty acids, such as palmitic acid, stearic acid and arachidic acid.
From the above content, the fatty acid composition of peanut oil is better and easy to be digested and absorbed. According to the foreign data, the use of peanut oil can make the cholesterol in the body break up into bile acid and discharge out of the body, thus reducing the amount of cholesterol in plasma. In addition, the peanut oil also contains sterol, wheat germ phenol, phospholipid, vitamin E, choline and other substances beneficial to human body. Regular consumption of peanut oil can prevent skin wrinkle and aging, protect blood vessel wall, prevent thrombosis, arteriosclerosis and coronary heart disease. The choline in peanut oil can also improve the brain's memory and slow brain function decline.
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