What oil is better for cooking?

The best cooking oil: cottonseed oil, soybean oil and rapeseed oil.

1, cottonseed oil

Cottonseed oil is an oil made from cottonseed, which can be used for cooking and eating, and can also be used as a raw material for industrial production. Cottonseed oil contains a lot of essential fatty acids, among which linoleic acid content is high, which can reach 44.0-55.0%. Linoleic acid can inhibit cholesterol in human blood and protect human health.

2. Soybean oil

Soybean oil is taken from soybean seeds, and soybean oil is the most abundant oil in the world. The color of soybean crude oil varies with soybean seed coat and soybean variety. Generally light yellow, light green, dark brown, etc. Refined soybean oil is light yellow. Soybean oil contains a lot of linoleic acid. Linoleic acid is an essential fatty acid for human body and has important physiological functions.

3. Rapeseed oil

Rapeseed oil, also known as "vegetable oil", is one of the edible oil varieties in China. Rapeseed oil is dark yellow, slightly green, smelly and spicy. Generally, it needs degumming, deacidification, decoloration and deodorization before it can be eaten. Rapeseed oil has high viscosity, low saponification value and high erucic acid content in semi-drying oil, which can be used to identify rapeseed oil.

The function of edible oil

1. Although the demand for oil in residents' diet is low, it is indispensable. The Dietary Guidelines for China Residents suggest that each person should not consume more than 25 grams or 30 grams of edible oil every day.

2, the boiling point of oil is higher than that of water, which can make the food stir-fry faster, and will not burn the food and lose nutrition because it is cooked for too long, and the taste of the food will be better.

3, edible oil can effectively soften the fiber in vegetables, some vegetables contain fat-soluble vitamins, adding some oil is conducive to absorption.

4. Oil has the function of lubrication. Putting oil in cooking can prevent the pan from sticking.

5. Adding proper amount of oil into dishes can obviously increase the flavor of dishes and enhance the sense of eating.