Do you know which coffee belongs to black coffee? what are the side effects of drinking black coffee?

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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.

Black coffee has always been called a "health messenger". Its main effects on health are:

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

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

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

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

5. 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.

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

7. 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.

8. Drinking coffee can protect the liver and relieve alcohol.

9. Coffee can lose weight: the best time to drink coffee to lose weight 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.

10. Black coffee can effectively improve low blood pressure.

11. Black coffee has the effect of antioxidation and helps to prevent cancer and anti-aging.

If you have high blood pressure and drink a lot of black coffee for a long time, it will increase your blood pressure. If you drink a lot of coffee for a long time, it is easy to cause bone loss, which is not conducive to the preservation of bone mass, and will increase the risk of osteoporosis. Moreover, caffeine can improve alertness, agility, memory and concentration, but if consumed in large amounts, it will produce the same dose of stimulants, making people nervous, resulting in anxiety symptoms such as palpitations, tinnitus and sweaty palms. Therefore, people suffering from hypertension, coronary heart disease, arteriosclerosis and other diseases, elderly women, vitamin B1 deficiency, pregnant women, cancer patients are not suitable to drink black coffee.

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