Advantages and disadvantages of drinking coffee coffee sample roaster

1. Coffee contains certain nutrients. Nicotinic acid in coffee contains vitamin B, which is higher in roasted beans. And there are free fatty acids, caffeine, tannic acid and so on.

2. Coffee is good for the skin. Coffee can promote metabolic function, activate digestive organs, constipation has a great effect. Bathing with coffee powder is a kind of thermotherapy, which has the effect of losing weight. Drinking a cup of coffee after dinner also helps digestion.

3. Coffee has a hangover effect. Drinking coffee after drinking will quickly oxidize acetaldehyde converted from alcohol and decompose it into water and carbon dioxide and expel it from the body.

4. Coffee can eliminate fatigue. To eliminate fatigue, it is necessary to supplement nutrition, rest and sleep, and promote metabolic functions, and coffee has these functions.

5. Three cups of coffee a day can prevent gallstones. Caffeinated coffee stimulates contraction of the gallbladder and reduces cholesterol in bile, which can form gallstones. Harvard University researchers found that men who drink two to three cups of coffee a day have a 40 percent lower chance of developing gallstones.

6. Drinking coffee regularly can prevent radiation damage. Radiation damage, especially the radiation of electrical appliances, has become a more prominent pollution. Indian atomic researchers reached this conclusion in mouse experiments and said it could be applied to humans.

7. Coffee's health benefits. Coffee has the functions of antioxidation and heart protection, strengthening muscles and bones, benefiting waist and knees, stimulating appetite, eliminating fat, eliminating accumulation, removing dampness from orifices, activating blood circulation and removing blood stasis, stopping wind and stopping spasm, etc.

8. The emotional impact of coffee. Experiments have shown that the average person absorbs 300 mg of caffeine a day (about 3 cups of brewed coffee), which has a good effect on a person's alertness and mood.

The following six people should not drink coffee:

Suffering from hypertension, coronary heart disease, arteriosclerosis and other diseases-long-term or large amounts of coffee drinking, can cause cardiovascular disease.

Older women-Coffee reduces calcium and causes osteoporosis. After menopause, women need ten times more calcium per day.

Stomach sufferers-drinking too much coffee can cause stomach problems to worsen.

Pregnant women-drinking too much coffee can lead to fetal abnormalities or miscarriage.

Vitamin B1 deficiency-Vitamin B1 can maintain the balance and stability of the nervous system, and coffee has a destructive effect on it.

Cancer Patients-Drinking too much coffee poses a cancer risk to normal people.

Because coffee stimulates the brain too strongly, directly affecting the mental state, in the 16th century coffee first spread to Europe, it was advocated that a doctor's prescription to drink coffee. The coffee culture that has flourished over the past four or five centuries has made it impossible for people to go without coffee for a day. However, the medical community has repeatedly pointed out that coffee has more than just refreshing effects on the human body.

Let's start with coffee's refreshing effect. According to research, drinking 100-200 mg of caffeine a day is enough to wake up and is harmless to the body; the best time to drink coffee, for office workers, is after breakfast in the morning, just arrived at the office, and after lunch, ready to start the afternoon busy work. A cup of coffee at this time can avoid drowsiness after meals.

The study also found that for the average person, a cup of coffee in the morning and afternoon has the best refreshing effect, and more than this amount, not only does it not achieve the refreshing effect, but it will also make people feel anxious.

Drinking too much coffee can also lead to calcium loss, which is a major threat to osteoporosis for older people, especially middle-aged women. Two or more cups of coffee a day increase the risk of fractures by about 50%, alarming experts believe that older people drink coffee, one cup a day is the safest.

There are some things you may not know about the benefits and disadvantages of coffee:

Filtered coffee is less likely to increase cholesterol, while coffee drinking increases LDL bad cholesterol slightly, but it also increases HDL good cholesterol.