Dahongpao is rich in tea polyphenols, tea polysaccharides and theanine, which has good effects of anti-cancer, reducing blood fat, enhancing memory and lowering blood pressure. First, there are many tea polyphenols, the most important of which is EGCG, which has anti-cancer effect; The content of tea polysaccharide is 3. 1 times that of black tea and 1.7 times that of green tea, which can enhance human immunity and reduce blood fat. Theanine, as a unique amino acid in tea, has a content of 1. 1%, which can promote cerebral blood circulation, enhance memory and lower blood pressure.

In addition, it also has the functions of improving eyesight, benefiting thinking, reducing weight, resisting aging, refreshing the mind, invigorating stomach and promoting digestion, diuresis and disinfection, eliminating phlegm and relieving asthma, quenching thirst and relieving summer heat, resisting radiation, preventing cancer, resisting aging and lowering cholesterol.

Other benefits:

1. Excitement: Caffeine in tea can excite the central nervous system, help people cheer up, improve thinking, eliminate fatigue and improve work efficiency.

2. Diuretic effect: Caffeine and theophylline in tea have diuretic effect and are used to treat edema and stagnant tumors. Acute icteric hepatitis can be treated by detoxification and diuresis with black tea syrup.

3. Cardiotonic and antispasmodic effects: Caffeine has the effects of cardiotonic, antispasmodic and relaxing smooth muscle, can relieve bronchospasm and promote blood circulation, and is a good auxiliary drug for treating bronchial asthma, relieving cough and resolving phlegm, and myocardial infarction.

4. Inhibition of arteriosclerosis: Both tea polyphenols and vitamin C in tea have the effects of promoting blood circulation and removing blood stasis, preventing arteriosclerosis. Therefore, among people who often drink tea, the incidence of hypertension and coronary heart disease is low.

5. Antibacterial and bacteriostatic effects: Tea polyphenols and tannic acid in tea act on bacteria, which can solidify the protein of bacteria and kill them. Can be used for treating intestinal diseases such as cholera, typhoid fever, dysentery and enteritis. The skin is swollen and painful, festering and purulent, and the skin is broken by trauma. Washing the affected area with strong tea has anti-inflammatory and bactericidal effects. Oral inflammation, ulceration, sore throat, treated with tea, also has a certain effect.

6. Lose weight: Caffeine, inositol, folic acid, pantothenic acid and aromatic substances in tea can regulate fat metabolism, especially oolong tea has a good decomposition effect on protein and fat. Tea polyphenols and vitamin C can lower cholesterol and blood lipids, so drinking tea can reduce weight.

7. Anti-caries effect: Tea contains fluorine, and fluoride ions have great affinity with calcium in teeth, which can become a kind of "fluorapatite" that is difficult to dissolve in acid, just like adding a protective layer to teeth, which improves the ability of teeth to resist acid and prevent caries.

8. Inhibition of cancer cells: It is reported that flavonoids in tea have different anti-cancer effects in vitro, among which vitexin, morin and catechin have stronger effects.

9. Helps to lower blood fat and help digestion. Caffeine in tea can increase the secretion of gastric juice, help digestion and enhance the ability to decompose fat. The so-called "long-term eating makes people thin" is here.

10. Helps protect teeth and improve eyesight. The high fluorine content in tea is beneficial to preventing caries, protecting teeth and strengthening teeth. Vitamin C and other ingredients in tea can reduce the turbidity of eyes. Drinking tea regularly has a positive effect on reducing eye diseases, protecting eyes and improving eyesight.

Disadvantages and precautions (don't drink too much):

When women drink Dahongpao during menstruation, the caffeine contained in tea will stimulate the nervous and cardiovascular systems, leading to an increase in basal metabolism during menstruation, causing menstrual pain, excessive menstrual blood and prolonged menstruation.

Because of the special physiological reasons of women, it is easy to cause anemia. If women are anemic, don't drink Dahongpao, because catechins in Dahongpao tea will hinder the absorption of iron ions, so anemia patients had better not drink Dahongpao.

Drinking tea depends on physical fitness. Chinese medicine believes that people's physique can be divided into dry heat and deficiency cold, and tea can be divided into coolness and warmth through different production processes, so it is also important to drink tea with different constitutions. People with hot and dry constitution should drink herbal tea, while those with deficient and cold constitution should drink warm tea.

It is best to drink black tea at night. Because green tea belongs to non-fermented tea, it has high content of tea polyphenols, maintains its original properties and is irritating; Black tea is a completely fermented tea. Although the content of tea polyphenols is low, it is mild after "aging" and suitable for drinking at night. Especially for people with weak spleen and stomach, adding some milk when drinking black tea can play a certain role in warming the stomach.

However, people who are easily excited or sensitive, have poor sleep and are weak should drink less or not drink tea at night. In addition, when drinking tea at night, you should put less tea leaves and don't make the tea too strong. It is best to drink tea after meals, because drinking tea on an empty stomach will harm your health, especially for people who don't drink tea often, it will inhibit the secretion of gastric juice, hinder digestion, and seriously cause palpitations, headaches and other "tea drunk" phenomena.

Dahongpao is the best quality of Wuyi rock tea in Fujian Province. Dahongpao has health care function. Dahongpao is warm and can be drunk by most people, but there are also people who are not suitable for drinking this kind of tea.

People who are not suitable for drinking Dahongpao.

1: Insomnia, taking sedatives.

If you are a person who can't sleep after drinking tea, you'd better not drink tea or afternoon tea. Don't drink tea when taking sedatives, so as not to conflict with the drug.

2. Women: It is best for women not to drink tea under the following circumstances.

(1) Pregnancy: Caffeine will increase the burden on the heart and kidneys of expectant mothers, and may also affect the development of the fetus.

(2) Breast-feeding: Women who drink strong tea during breast-feeding may make caffeine in tea enter the baby's body through milk, leading to excessive excitement or irritability of the baby.

(3) Menstrual period: If women drink too much tea during menstruation, caffeine will stimulate the nervous and cardiovascular systems, leading to an increase in basal metabolism during menstruation, causing menstrual pain, excessive menstrual blood and prolonged menstruation.

3. Anemia family

Although tea contains a lot of iron, it is not easily absorbed by human body. However, catechins in tea can easily synthesize insoluble compounds with iron ions in diet, thus hindering the absorption of iron ions by human body. Therefore, anemia patients had better not drink tea.

4. Patients with special diseases

Patients with the following diseases should try to avoid drinking tea. If you really like tea, please ask the doctor in advance.

(1) Patients with hypoglycemia: Never drink tea on an empty stomach. Patients with hypoglycemia had better not drink tea. The reason is that tea can quickly lower blood sugar in a short time.

(2) Patients with gastric ulcer: People with such patients will get worse after drinking tea.

5: Vegetarian

If you are a vegetarian, it is recommended to drink tea in moderation. Because vegetarians are easy to lack nutrients such as vitamin B, iron and calcium, and some ingredients in tea are just to hinder the absorption of these vitamins.

6. Malnutrition or protein deficiency.

Tea has the function of reducing fat, in fact, because some ingredients in tea will hinder the human body's absorption of protein, so people who are too thin or lack of protein must pay attention to drinking tea in moderation.