Is coffee good or bad?
Office workers who drink coffee every day need to take good care of the amount, no more than 5 cups a day.
Coffee is a beverage with high nutritional value. Coffee is mainly processed from coffee beans. Each 100 grams of coffee beans contains 2.2 grams of water, 12.6 grams of protein, 16 grams of fat, 46.7 grams of sugar, 9 grams of cellulose, 4.2 grams of ash, 120 mg of calcium, 170 mg of phosphorus, and iron. 42 mg, 3 mg sodium, 20.12 g vitamin B, 3.5 mg niacin, 1.3 g caffeine, 8 g tannin.
Drinking coffee is good for human health. Coffee has anti-oxidation and anti-aging effects: coffee is rich in caffeine, caffeic acid, chlorogenic acid and other ingredients, which can effectively fight free radicals. Studies have found that coffee drinkers have a lower risk of liver disease, certain cancers, and death from stroke.
In addition to refreshing, caffeine in coffee makes thinking clear, sharp, and more focused, which can improve the efficiency of work and study; it can also reduce stress and anti-depression: a small amount of coffee can make people feel refreshed, happy and relieved Depression and other illnesses.
And coffee is good for weight control: caffeine can increase the body's metabolic rate by 3% to 4%, increase heat energy consumption, and drink it in moderation, which has a weight loss effect.
In addition, coffee also has diuretic and laxative, analgesic, and prevention of gallstones.
However, it is not advisable to drink more coffee. Healthy adults should drink 1-2 cups a day, not more than 5 cups at most. After drinking 5 cups a day, the human body loses a lot of calcium, which can easily lead to osteoporosis. If you drink too much coffee, the human body will easily consume excessive amounts of caffeine, which affects the nervous system.
Studies have confirmed that drinking too much coffee for pregnant women is harmful to their health.
Strong coffee is also undesirable, because the high caffeine content can make people irritable and weaken their understanding.