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1. The ingredients are different.
Vegetable oil contains more essential fatty acids, while animal oil contains less and more saturated fatty acids.
2. The melting point is different.
Vegetable oil has a low melting point and is liquid at room temperature. Animal oil, on the other hand, has a higher melting point and is solid at room temperature, except for higher temperatures.
3. The absorption rate is different.
The absorption rate of vegetable oil in the human body is relatively high, while the absorption rate of animal oil is relatively low.
4. The chemical structure is different.
However, the chemical structure of animal oil is relatively stable, and less harmful substances are produced after heating. Vegetable oil, on the other hand, can lower cholesterol in the body and reduce the risk of stroke when not heated.
5. The heat is different.
Animal oils have a higher caloric quality than vegetable oils. It protects against the cold and contains cardiovascular benefits.
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Vegetable oils are formed by the esterification of unsaturated fatty acids with glycerol.
Animal oil is formed by esterification of saturated fatty acids with glycerol.
Vegetable oils can undergo addition reactions.
At room temperature, vegetable oil is usually in a liquid state and is called oil.
Animal oil is solid and is called fat.
There are two main criteria to measure the nutritional value of oils and fats: one is to see the amount of unsaturated fatty acids and the number of double bonds in the unsaturated fatty acid molecule. Fatty acids that have double bonds in their molecular structure are called unsaturated fatty acids; Those that do not have double bonds are called saturated fatty acids; Those with two or more double bonds are called polyunsaturated fatty acids.
The more double bonds in the molecular structure of fatty acids, the higher the degree of unsaturation and the higher the nutritional value. Vegetable oil contains more unsaturated fatty acids than animal oil, has a low melting point, is liquid at room temperature, and is easy to be digested and absorbed by the human body. Except for lard, which contains more unsaturated fatty acids, other animal fats and fats have high melting points and low digestion and absorption rates due to their high saturated fatty acids.
The second is to look at the content of essential fatty acids in oil, such as soybean oil contains essential fatty acids 56 -63, peanut oil 13 -23, sunflower oil 52 -64, lard content, sheep fat, butter. It can be seen that vegetable oil contains more essential fatty acids than animal oil.
The nutritional value of animal oil is higher than that of animal oil.
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Vegetable oil is liquid because the fatty acids in vegetable oil are eventful and unsaturated; Animal oil, on the other hand, is solid or semi-solid because the fatty acids it contains are mostly saturated.
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Vegetable oils contain unsaturated bonds.
Animal oils are all saturated bonds.
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What is the difference between vegetable oil and animal oil?
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1. Different ingredients: the content of fatty acids required by the human body in vegetable oil is more, while the content in animal oil is less.
2. Different melting points: vegetable oil has a low melting point and is liquid at room temperature. Animal oil, on the other hand, has a higher melting point and is solid at room temperature, except when the temperature is high.
3. Different chemical structure: The chemical structure of animal oil is more stable than that of vegetable oil, and less harmful substances are produced after heating.
4. Different absorption rates: vegetable oil has a relatively high absorption rate in the human body, while the absorption rate of animal oil is relatively low.
5. Different calories: animal oil has higher calories, usually higher than vegetable oil.
Edible oil: Edible oil, also known as edible oil, refers to animal or vegetable oils and fats used in the process of making food. Due to the raw materials, processing technology and quality, the common edible oils are mostly vegetable oils, including rapeseed oil, peanut oil, hemp oil, corn oil, olive oil, camellia oil, palm oil, sunflower oil, soybean oil, sesame oil, flaxseed oil (flax oil), grape seed oil, walnut oil, peony seed oil, etc.
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1. The ingredients are different. The main components of vegetable oils are linear higher fatty acids and glycerol-generated esters; Animal oil mainly contains saturated fatty acids, and the melting point of saturated fatty acids is high.
2. The boiling point is differentThe boiling point of vegetable oil is generally above 200. Among them, the boiling point of peanut oil and rapeseed oil is 335, and soybean oil is 230; The boiling point of animal oil is about 300 400 degrees.
3. The absorption rate is different. Vegetable oil has a relatively high absorption rate in the human body, while animal oil has a relatively low absorption rate.
4. The status is differentVegetable oil contains more unsaturated fatty acids, and animal oil contains more saturated fatty acids; Vegetable oil has a low melting point and is mostly liquid at room temperature, while animal oil has a high melting point and is mostly solid at room temperature.
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<> content: vegetable oil contains more unsaturated fatty acids, and animal oil contains more saturated fatty acids. Melting Point:
Vegetable oil has a low melting point and is mostly liquid at room temperature, while animal oil has a high melting point and is mostly solid at room temperature. Absorption: Vegetable oils are more absorbable in the human body than animal oils.
Structure: The chemical structure of animal oil is more stable, and less harmful substances are produced after heating. Calories:
Animal oils are higher in calories than vegetable oils.
1. The difference between vegetable oil and animal oil.
1. Different classifications: vegetable oils are divided into rapeseed oil, peanut oil, olive oil, etc.; Animal oil is divided into lard, butter, sheep fat, fish oil, etc.
2. Different content: vegetable oil contains more unsaturated fatty acids; Animal oils are high in saturated fatty acids.
3. Different melting points: vegetable oil has a low melting point and presents a liquid state in a room temperature environment; Animal oils have a high melting point and appear solid at room temperature, except at higher temperatures.
4. Different absorption and heat: the human absorption rate of vegetable oil is higher than that of animal oil; Animal oils are higher in calories than vegetable oils.
5. Different structure: The chemical structure of animal oil is more stable, and fewer harmful substances are produced after heating.
6. Different cholesterol content: animal oil contains more cholesterol; Vegetable oils are basically cholesterol-free.
2. Composition of vegetable oil and animal oil.
1. Vegetable oil is made of oil-rich plant kernels as raw materials, after cleaning and removing impurities, shelling, crushing, softening, rolling, extrusion and other pretreatments, and then using mechanical pressing or solvent leaching method to extract crude oil, and then obtained after refining. Its main components are linear high-grade fatty acids and glycerol-generated esters, fatty acids in addition to palmitic acid, stearic acid and oleic acid, but also contain a variety of unsaturated acids, such as tung oleic acid, erucic acid, ricinoleic acid, etc., vegetable oil mainly contains vitamin K, vitamin E, iron, calcium, potassium, phosphorus and other minerals, fatty acids, etc.
2. Animal oil is animal fat, which is the fat of animals, and the animal oil for human consumption is generally used in cattle, pigs, fish, etc., which can be used to process food and make the food have the fresh flavor of meat. Animal oil is represented by lard, containing more saturated fatty acids and cholesterol, animal oil has the effect of promoting the absorption of fat-soluble vitamins D, A, K, E, etc., cholesterol in animal oil is an important component of human tissue cells, and is an important raw material for the synthesis of bile and certain hormones. The oil of animal oil can increase people's appetite, and compared with general vegetable oil, it has an irreplaceable special fragrance.
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1. The ingredients are different. The content of essential fatty acids in vegetable bond oil is more, while the content of animal oil is less, and the content of saturated fatty acids is more.
2. The melting point is different. Vegetable oil has a low melting point and is liquid at room temperature. Animal oil, on the other hand, has a higher melting point and is solid at room temperature.
3. The absorption rate is different. Vegetable oil has a relatively high absorption rate in the human body, while animal oil has a relatively low absorption rate.
4. The chemical structure is different. The chemical structure of animal oil is relatively stable, and fewer harmful substances are produced after heating. Vegetable oil can lower cholesterol in the human body when it is not heated, and Zhaoliang can reduce the risk of stroke.
5. The heat is different. Animal oils have a higher caloric value than plant-based oils.
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Vegetable oil is good for filial piety.
Vegetable oil should be the main choice of cooking oil. Due to the nutritional characteristics of different vegetable oils, the Dietary Guidelines for Chinese Residents suggest that you should change the type of cooking oil and consume a variety of vegetable oils.
If you buy a variety of oils to eat, and the consumption rate is too slow and easy to expire, you can buy cooking oil in small packages and replace them regularly.
How to choose vegetable oil:
Smell the aroma of oil. In addition to the smell of the respective plant itself, the oil generally has no other peculiar smell. If there is a peculiar smell, it means that the quality of the oil is not good or it has deteriorated.
Taste. Normal quality oils have no odor. If the oil has a bitter, spicy, sour, numb and other tastes, it means that the oil has deteriorated, and the quality of the oil with a burnt smell is not good.
Heating identification. Edible vegetable oil with a lot of moisture will foam and squeak when heated. The oil should foam less and disappear quickly. The oil smoke has a choking bitter and spicy taste, indicating that the oil is rancid. The storage time of bulk edible vegetable oil is generally not more than one year.
The above content refers to the phoenix network - the knowledge of purchasing edible oil.
The above content refers to People's Daily Online-animal oil and vegetable oil, which is better? 10 tips to help you eat oil healthily.
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