Also known as sesame oil, sesame oil, and small sesame oil, it is a liquid condiment obtained by squeezing mature sesame seeds after pressing. It is golden in color and attractive in flavor. It is the only raw and cooked edible oil in animal and vegetable fats and oils. The best in all kinds of edible oil. Chinese medicine believes that sesame oil is cool and sweet, but after a long time of storage, the scent will be completely dissipated.
[nutrient content]
Sesame oil contains 35% to 49.4% of oleic acid, 37.7% to 48.4% of linoleic acid, and 40% to 12% of arachidic acid. Each 100 grams of sesame oil contains 20 grams of protein, 52.9 grams of fat, 15 grams of carbohydrates, 3751 kilojoules of energy, 6.9 grams of crude fiber, 870 mg of calcium, 530 mg of phosphorus, 58 mg of iron, 0.03 mg of vitamin A, vitamin B10 .24 mg, 20.20 mg of vitamin B, 6.7 mg of nicotinic acid, and an extremely rich vitamin E. Contains more than 60% of unsaturated fatty acids, and these unsaturated fatty acids and lecithin can dissolve and solidify the cholesterol in the blood vessel wall. A large amount of vitamin E can prevent the production of lipid peroxides in the body, thereby maintaining the integrity and function of the cell membrane. It can also prevent other components of the body from being damaged by lipid peroxides. It can also reduce the accumulation of lipids in the body and soften the blood vessels. Maintaining blood vessel elasticity has better results. Lecithin in sesame oil, as well as emollient, freckle (mainly senile plaques), prevention of hair loss and the premature appearance of white hair.
[Doctor's point of view]
Since sesame oil is known as an arterial scavenger, it is good for emolliency, freckle, and improving eyesight, so it is best for middle-aged and elderly people to delay aging. In addition, the prevention and treatment of bronchitis, emphysema, postpartum lack of milk, constipation, liver and kidney deficiency are better. People who have habits of smoking and drinking, often eat sesame oil can reduce the direct stimulation of alcohol and tobacco on the oral mucosa, teeth, gums. When an announcer, teacher, host, and performer suffer from hoarseness, vocal cord fatigue, or chronic laryngitis, drinking sesame oil has a function of restoring function, which is also good for treatment. Recent studies have found that sesame oil has a good therapeutic effect on acute hepatic disorders caused by carbon tetrachloride and fatty liver; it can rapidly reduce blood alcohol concentration and urinary acetaldehyde concentration caused by drinking, and can also protect the liver. Chinese medicine believes that sesame oil has the effects of moistening, rehydration, breath, detoxification, killing insects and eliminating sores.
Since the sesame oil will lose its flavor, it must be kept in a metal product such as copper, iron, and aluminum during storage, and it cannot be used in plastic pots for a long period of time. It is best to use dark ceramic tanks or glassware to seal the lids. Keep it in a cool and dry place away from light. In order to prevent oxidation after prolonged storage, add a small amount of Yinxiang, Zanthoxylum, cinnamon or vitamin E, these substances have antioxidant effects.
[Adjusting new common sense]
Sesame oil can be cooked and cooked for two purposes. It can be used to cool vegetables, but it can also be used for cooking, frying, simmering, and frying. The following 3 points should be noted during use:
1, can eat some every day, the standard is 20 to 30 grams per person per day as well, not excessive. Edible sesame oil can be used together with animal fat, and the ratio of 1:2 is more appropriate.
2, when cooking sesame oil can not be put too much, so as not to be conducive to digestion and absorption and promote excessive bile and pancreatic secretion, and easy to induce cholecystitis and pancreatitis.
3, cooking pan when you do not burn a big hot, but not repeated high-temperature heating sesame oil, to prevent the oil in the original vitamin A, vitamin E, etc. are destroyed, and produce a multi-ring aromatic material - 3,4 benzol in High viscosity asphalt material. After frying a food with sesame seeds, it can be used again for cooking, but it should not be used again for fried foods.
The sesame oil sold by sporadic hawkers in the market, especially sesame oil, is often adulterated or shoddy. In order to prevent counterfeiting and counterfeit goods from infringing on the interests of consumers, we should learn how to identify the authenticity of sesame oil:
Appearance color: The real sesame oil is pale red.
The size, thickness of the oil flower: You can use chopsticks to chop some sesame oil in a bowl filled with cold water. If the oil flower is thin, transparent and colorless, with a diameter of about 3 PCT, it is real sesame oil. If the oil flower is relatively small and is about half the size of the sesame oil, it is twice as thick, and the color is yellow, it is not real sesame oil, and it may be cottonseed oil.
After the dramatic shaking, it is advisable to take 50g of sesame oil and pour it into a net white fine glass bottle. After vigorous shaking, there is no foam or a small amount of foam in the bottle and it disappears quickly; it is pure sesame oil; If white foam appears and disappears slowly, peanut oil may be added to the sesame oil; if there is a lot of foam, it will disappear after a long time. You can rub it with your hands for a little while, you can smell the alkali, and it may be mixed with the sanitary oil; if it appears The yellowish foam is not easy to disappear. Rubbing it with the palm odor in the palm of the hand may add soy oil. If it smells spicy, it may be mixed with rapeseed oil.