Pu-erh tea contains a lot of fluorine, which is very conducive to the health of the teeth, but if a large number of people into the human body, it will affect the absorption of calcium. As a result of the fluoride and the body of the calcium ion reflection, the body of the calcium neutralization loss. The best thing about this is that you can't drink it without a lot of money, so it's not like you're going to get a lot of money for it.

Dizziness

The identity contained in pu-erh tea may quickly neutralize the body's blood sugar loss, drinking pu-erh tea for a long time will greatly reduce the body's blood sugar, resulting in hypoglycemia, low blood pressure disease. This is also very unhelpful to the health of the body, will make the human body more and more weakened, often feel dizzy and probably nausea.

The first point: often drink new tea, easy to induce gastric disease. Because the new tea storage time is short, containing more unoxidized polyphenols, aldehydes and alcohols and other substances, the human gastrointestinal mucosa has a strong stimulating effect. So the new tea should drink less, less than half a month of storage 'new tea should avoid drinking, or drink out of the bad will be a lot.

The second point: often drink tea on an empty stomach can dilute gastric juices, reduce digestive function, plus water absorption rate is high, resulting in a large number of undesirable components of tea into the blood, triggering dizziness, panic, weakness and other symptoms.

The third point: drinking tea with a fever is like "pouring oil on the fire", because tea contains theophylline, which has the effect of elevating the body temperature, and at the same time will make the cooling effect of drugs greatly reduced to disappear.

The fourth point: If you often have gastrointestinal ulcers, in fact, should drink less tea, because the caffeine in the tea can promote the secretion of gastric acid, elevate the concentration of gastric acid, induced ulcers and even perforation.

Fifth point: If you are often constipated, it is not advisable to drink tea. Because the polyphenols of tea have a certain astringent effect on the gastrointestinal mucosa, so the constipated patients who drink tea will aggravate the constipation.

Sixth point: If you often have insomnia recently, in fact, should not drink tea. Because the caffeine in tea has an obvious excitatory effect on the cerebral cortex, it will make the brain in a state of extreme excitement without rest.

Seventh point: If you are iron deficiency anemia, then please drink less tea. Because the tannins in tea will make the iron in food form precipitates that are not absorbed by the body and aggravate anemia.

The eighth point: this point, the majority of female friends should pay attention to, because the alkaloids in the tea will inhibit the duodenum to the absorption of calcium, but also can lead to a lack of calcium and osteoporosis, making it difficult to recover from fractures. Especially women after 30 years of age, calcium loss is relatively fast, if you still especially like to drink tea, it is necessary to make up more calcium.

Ninth point: pregnant women are not suitable for drinking tea during pregnancy. Generally the concentration of caffeine in strong tea is as high as 10%, which will increase the amount of urine of pregnant women, increase the number of heartbeats, aggravate the load on the heart and kidneys of pregnant women, and more likely to lead to gestational toxicity.

Tenth point: women should not drink tea during menstruation, especially strong tea, can induce or aggravate menstrual syndrome. Medical experts found that, compared with those who do not drink tea, there is a habit of drinking tea to occur menstrual tension 2.4 times higher odds of drinking more than 4 cups of tea a day, an increase of 3 times.

Drinking Pu-erh tea bad

1, should not drink strong Pu-erh tea on an empty stomach, it is advisable to choose a time to drink often said, "fasting tea panic, evening tea is difficult to sleep. Drinking tea on an empty stomach will dilute gastric acid, inhibit gastric secretion, impede digestion, and even cause palpitations, headache, stomach upset, blurred vision, upset and other "drunken tea" phenomenon, and affect the absorption of protein.

2, Pu-erh tea with bubble drink, avoid drinking overnight Pu-erh tea Pu-erh tea after a long time, the tea will be heavy metals and other harmful substances precipitation, a large number of oxidation of tea polyphenols, so that the color of tea becomes muddy, reduces the health effect. In addition, insulation cups of puerh tea are not suitable for drinking, overnight puerh tea should not drink.

3, just made the Pu-erh tea should not drink from a nutritional point of view, just made the new Pu-erh tea did not go through a period of time placed, the nutrients have not oxidized, some of the lack of gastric acid and chronic gastric ulcers in the elderly patients long time to drink there may be adverse reactions.

4, it is important to keep the tea utensils clean, drinking Pu-erh tea don't forget to wash the cups some people often drink Pu-erh tea like tea cups have a thick layer of "tea scale", that brewing Pu-erh tea is more flavorful. In fact, the tea scale is extremely unfavorable to human health, it contains a variety of heavy metal substances, when drinking tea into the body, hindering the absorption of nutrients, but also contains certain carcinogenic substances, it should be cleaned in time to avoid health hazards of Pu-erh tea tea tea scale on the inside wall.

5, Pu-erh tea taboos should be long drink, should not be interrupted to drink Pu-erh tea should be fine water, not intermittent, otherwise, it is difficult to play the effect of health and wellness. Ancient famous doctor Hua Tuo "food theory" put forward "bitter tea long food, Yi Si Yi" argument.

6, Pu-erh tea should be warm drink, not hot, cold drink "light tea warm drink to keep years", drinking Pu-erh tea temperature to 25 ~ 50 degrees, not more than 60 degrees is appropriate. Often drink cold Pu-erh tea on people, especially those who have a poor spleen and stomach, mouth, throat, stomach and intestines will have side effects, and therefore advocate warm drink, in order to facilitate health.

7, Pu-erh tea taboos should be light drinking, should not be drunk for a long time too thick Pu-erh tea will make the body's metabolism dysfunction, weaken the stomach and intestines of the absorption of iron in the food caused by anemia or vitamin B deficiency.

8, avoid drinking a lot of Pu-erh tea before and after meals Drinking a lot of Pu-erh tea before meals will dilute saliva, affecting food digestion. Drinking after meals to choose the time to drink, should not be blind. Before and after the meal is best one hour apart in order to really achieve the best effect of health care.

9, drink Pu-erh tea before going to bed to moderate 2 hours before going to bed, it is best not to drink Pu-erh tea (raw tea), will cause mental excitement, affecting sleep, and even insomnia. However, you can drink a small amount of mild ripe tea.

10, avoid drinking poor quality tea or spoiled tea storage Pu-erh tea to pay attention to the environment, avoid absorbing odors, or easy to absorb moisture and mold. Spoiled tea contains a lot of harmful substances and germs.

11, avoid brewing too many Pu-erh tea Pu-erh tea brewing too many times will be some of the tea harmful to the health of trace substances immersed in the tea broth, thus unfavorable to health.

12, be careful with the cooking method due to a long period of high temperature boiling, retained in the Pu-erh tea tea polyphenol oxidation and reduction, vitamin destruction, and difficult to dissolve in water precipitation (such as heavy metals, agricultural residues, etc.), so the cooking method from a scientific point of view is not conducive to health.