Coffee is drunk frequently, but do you know how much about it?
The Source of Coffee
The word "Coffee" comes from a place called Kaffa, a town in Ethiopia. In Greek, "Kaweh" means "strength and passion." Tea, coffee and cocoa are three popular drinks in the world.
The Origin of Coffee Beans
Coffee trees are evergreen small trees or shrubs grown in tropical and subtropical regions. There are long oval leaves with white flowers in coffee trees and they form dark red fruits. Coffee trees can only be planted in the areas between the Tropic of Capricorn and the Tropic of Cancer, which is the so-called "coffee belt". According to the coffee production, the countries listed in chronological order are Brazil, Vietnam and Colombia. Coffee is classified into 3 categories: small, medium and large in fruit size.
Types of Coffee Beans
In the coffee market, there are three main original species, they are Arabica (Coffee Arabica), Robusta (Coffee Robusta) and Laibiruika (Coffee Liberica). Small fruit is mainly used for daily drinking coffee, medium fruit coffee is mainly used in instant coffees.
Brewing Coffee
• Bitterness - caffeine;
• Sourness - tannin;
• Sweetness – during the baking process, part of the sugar in the coffee beans becomes coking, the rest is sweetness;
• Aroma (smell of coffee) – the fat, protein and carbohydrates inside the coffee beans are an important source of the aroma.
The Benefits of Coffee
• Coffee contains certain nutrients, except vitamin B in niacin, there are free fatty acids, caffeine, tannic acid, etc.
• Coffee has a diuretic and damp removal effect, beneficial to the skin, can be an appetizer, and can reduce fatigue.
• Research shows that three cups of coffee a day can prevent gallstones.
• Hypertension, coronary heart disease, atherosclerosis patients or patients with stomach illness, elder ladies, pregnant women are not suitable to drink coffee frequently.