What are the main ingredients of coffee
Main components
1. Caffeine
It has a particularly strong bitter taste and stimulates the central nervous system, heart and respiratory system. Appropriate amount of caffeine can also reduce muscle fatigue and promote digestive juice secretion. Because it promotes kidney function, it is diuretic and helps the body to expel excess sodium ions from the body. But eating too much can lead to caffeine poisoning.
two。 Tannic acid
Boiled tannic acid will decompose into pyrouric acid, so coffee that has been brewed for too long will taste worse.
3. Fat
The most important of these are acidic fat and volatile fat.
4. Acid fat
That is, fat contains acid, its strength will vary according to the type of coffee.
5. Volatile fat
Is the main source of coffee aroma, it is a substance that emits about 40 kinds of aroma.
6. Protein
The main source of calories, the proportion is not high. Most of the protein in coffee powder will not dissolve out when brewing coffee, so the intake is limited.
7. Sugar
Raw coffee beans contain about 8% sugar. After roasting, most of the sugars are converted to caramel, which browns the coffee and combines with tannins to produce sweetness.
8. Fibre
The fiber of raw beans will be carbonized after baking and combine with caramel to form the hue of coffee.
9. Mineral substance
Contains a small amount of lime, iron, phosphorus, sodium carbonate and so on.
10. Table of nutritional components of coffee
The nutrients in every 100 grams of coffee beans are shown in the following table
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The best time to wake up with coffee is 2 p.m.
Many people think that coffee, as a refreshing drink, should be drunk in the morning to maintain the state of the day. However, according to the Russian Health Life Network, experts believe that the best time to drink coffee is 2 p.m. Experts explain that people feel more comfortable in the morning than they do at noon. Therefore, a cup of coffee during the lunch break is very important. And at noon, people will
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Several kinds of coffee that are popular in the market
Coffee comes from a small town called Kafa in Ethiopia, where "Kaweh" means "strength and passion" in Greek.
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