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Do not use frying oil again
Cooking oil is cooked once, preferably poured away, do not reuse, because when the cooking oil is heated several times, the vitamins and some nutrients in the oil are destroyed, will appear some substances Harmful to health and also food residues after cooking that the naked eye can not see. Frequent use increases the risk of cancer. In addition, reusable cooking oil is also susceptible to oxidation leading to adverse changes in the taste and color of the dish. Food when fried with new oil will give fresh color, delicious, also with oil used repeatedly will be dark yellow color, not attractive and unsafe to health.
Oil freezing is not harmful to health
Oil freezing when the temperature is low is a normal physical phenomenon, the mechanism is similar to ice water, no chemical changes affect the quality of oil should not harm. to the health of the users. Therefore, it is not possible to obtain the freezing point of the cooking oil to evaluate the quality of the product. To avoid oil spills, oil should be stored at 25 ° C. When oil is frozen, simply soak the oil in warm water, and the oil will return to its liquid state and can be used as normal.
Older people should use oily foods containing omega 3, 6, 9
Increasingly, the demand for fat and especially tallow decreases as the cholesterol and fatty acids found in tallow contribute to increased blood cholesterol levels, leading to an increased risk of cardiovascular disease. metabolism. At the same time, it is necessary to reduce the proportion of animal fat in the diet and pay special attention to the use of vegetable oils such as soybean oil and olive oil to protect the health. These are high levels of omega-3, 6, 9, which play a role in the metabolism of bad cholesterol in the blood, which helps prevent heart disease and high blood pressure.
Alternate between baby oils
The smaller the child, the higher the fat requirement, can be up to 40% of total ration energy to meet the growth and development needs in the early years. In this stage, it is necessary to provide adequate and diverse fats for children from both animal and plant sources, especially DHA, omega 3 found in salmon oil and some vegetable oils. Therefore, alternatives should be used to provide a variety of nutrients for children. Another effective and convenient alternative is to use baby formula specially formulated for children with ingredients that include salmon oil and some vegetable oils such as rice, sesame, canola oil.
Store oil properly
You should store the oil in a cool place, away from heat and light. In addition, can store oil in jars, glass bottles, dry, closed cap. If there is water in the jar, the outside water comes in, or bacteria and air enter into the oil to eat quickly. Do not store cooking oil in metal jars as they often cause oil to malfunction.