Three important points of black coffee to help you understand black coffee

Drinking coffee can be said to be indispensable in people's life now, whether in the morning, afternoon or evening, you can see people holding coffee cups. In fact, coffee is also non-type, different people will have different choices, the following editor will introduce you to the relevant knowledge of black coffee, black coffee diet and coffee etiquette.

Black coffee

Black coffee is a kind of coffee that many people like, so what charm does it have to make people choose it among many kinds of coffee? The following editor will explain the aroma, raw materials and efficacy of black coffee for you in detail.

Fragrance

Black coffee emphasizes the aroma of coffee itself. Aroma is not only the life of coffee quality, but also the best expression of coffee production process and roasting technology. The climate of the place of production, variety, refined treatment, harvest, storage, and the appropriateness of baking technology in the consuming country are all conditions that determine the aroma of coffee beans. Bitter is the basic taste of black coffee, there is a difference between strength and texture, raw beans contain only a tiny amount of bitter ingredients, followed by baked sugar, part of starch, fiber caramelization and carbonization, to produce the most symbolic bitterness of coffee.

Black coffee also has a sour taste, and proper heat to produce a moderate sour taste will make the coffee taste better and make people feel more deep. The sweetness of black coffee is closely related to the bitter taste, so the refreshing black coffee must have a sweet taste.

Raw material

Coffee beans are the raw materials of black coffee, there are hundreds of kinds, and the price varies according to the variety, origin and grade. We are familiar with Yunnan small grain coffee, Blue Mountain, Mantenin, Amber, Brazil, charcoal roast and other kinds, which can be bought in many supermarkets, most of which are roasted ripe beans.

Due to different producing areas, the characteristics of coffee beans are also different, some of the color is dark, the degree of baking is higher, the taste is thicker; some are lighter in color and slightly lighter in taste. The expert candidate for coffee is to grab a handful of coffee beans to see whether the color of each bean is the same and whether the particles are similar in size and shape, so as to avoid buying shoddy products disguised as mixed beans. In addition, if the baked beans out of oil, it has gone bad, not only reduced aroma, but also astringent and sour taste.

Efficacy

Refreshing and refreshing: caffeine stimulates the central nervous system, which can clear the mind, think well, focus on concentration, and improve work efficiency.

Strengthen muscles and bones, benefit waist and knees: caffeine can make muscles contract freely and improve motor function.

Appetizer digestion: caffeine stimulates stomach and intestines to secrete gastric acid, which can promote intestinal peristalsis, help digestion, prevent gastroptosis, and quickly defecate.

Liqiao dehumidification: caffeine can promote kidney function, expel excess sodium ions from the body, increase micturition, and improve abdominal distension and edema.

Promoting blood circulation and removing blood stasis: linoleic acid contained in coffee has the effects of hemolysis, preventing thrombosis, enhancing vasoconstriction, relieving migraine and reducing the probability of mid-wind.

Calming the lungs and relieving asthma: caffeine suppresses the parasympathetic nerve and reduces the onset of asthma.

Dryness, dampness and deodorization: caffeine contains tannins and has a strong adsorption capacity for taste. If your room has just been decorated, brew a pot of coffee indoors, the smell will be removed quickly.

Weight loss effect: drinking coffee to lose weight will lose weight, the best time to take is 30 minutes to 1 hour after lunch and before work, taste a strong cup of unsweetened black coffee, and with walking, can promote fat burning.

Black coffee can effectively improve low blood pressure.

Source: Sanjiu Health Hall