In ancient times, doctors figured out that natural oil gets life force of plants from which it is made, and then transfers this energy to man its consumption. World vegetable oil is very diverse. Each oil is rich in its specific set of important nutrients and bioactive substances that provide nutrition, while performing and improving function. This feature is especially important for children, people with chronic diseases and the elderly. Food value of vegetable oils determined by the content of polyunsaturated fatty acids. They not only prevent the deferral of atherosclerotic plaques on the walls of blood vessels, but also contribute to the destruction that already exist. These acids the body can not produce on their own, so you need to take daily 20-30 grams of oil. In addition, they are rich in vitamin E, which slows down the aging process. To preserve all the beneficial ingredients of vegetable oils they must make modern technologies, the so-called first cold spin that allows to squeeze vegetable fat at a temperature no higher than 60º. It saved all natural vitamins and phospholipids. For all types of oils are a few universal rules, which can determine the quality of the product, namely: