Coffee is a drink made from ground coffee beans and brewed with hot water. Its bitter taste, but there is a special aroma, is one of the Western people's main drink. It is native to the tropical regions of Africa and is now cultivated in Yunnan, China and other provinces of China. Its seeds are called "coffee beans," and frying powder can be used as a beverage, that is, coffee. The composition of coffee 1. Caffeine There is a particularly strong bitter taste that stimulates the central nervous system, heart and respiratory system. The amount of caffeine can also reduce muscle fatigue and promote the secretion of digestive juice. Because it promotes kidney function and diuresis, it helps the body to excrete excess sodium ions. However, excessive intake can cause caffeine poisoning. 2. Tannin The boiled tannic acid will decompose into pyroic acid, so the flavor of coffee that has been brewed for too long will deteriorate. 3. Fat The main ones are acidic fats and volatile fats. 4. Acid fat That is, fat contains acid, and its strength varies with 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 is not high. The protein at the end of the coffee does not dissolve when it comes to coffee, so the intake is limited. 7. Sugar Coffee beans contain about 8% sugar. After baking, most of the sugar is converted to caramel, making the coffee brown and combining it with tannins to produce sweetness. 8. Fiber The green beans' fibers are charred after baking, and they combine with caramel to form the color of coffee. 9. Minerals With a small amount of lime, iron, phosphorus, sodium carbonate and so on. YT-68 YT-68 Shenzhen Sunshine Technology Co.,Ltd , https://www.szyatwin.com