According to research, tea contains 3?
5% caffeine, caffeine is a white mercerized needle-like crystal. After being absorbed by the body, it can enhance the sensory central activity of the cerebral cortex, and the sharpness of the external stimuli can make the spirit excitement.Clinically, it is used to treat cold headaches, cures significantly, and has no side effects.
Aspirin in Western medicine, such as complications of cold headache, almost all have caffeine ingredients.
In addition, caffeine has a direct effect on the contraction of the myocardium, and can expand the coronary artery and renal blood vessels, is also an adjuvant for the treatment of angina pectoris and myocardial infarction.
The caffeine in tea is just ordinary pure caffeine. It neutralizes with other substances in the tea soup to form a mixture. This mixture loses the activity of pure caffeine and the irritation to the stomach under acidic conditions in the stomach.When a series of non-acidic environments enter the small intestine, the caffeine can be reduced and released, absorbed by the blood, thereby exerting its function and reducing the effect of fatigue to a certain extent.
In addition to the fat and greasy to promote digestion, first, caffeine can excite the nerve system in the pile, affecting the physiological functions of the whole body, promoting the secretion of gastric juice and digestion of food.
In itself, vitamins such as inositol, folic acid, pantothenic acid, and various compounds such as methionine, hexo-halosine, lecithin, and choline have functions to regulate abnormal metabolism.
This ium tea soup also contains some aromatic compounds, which can dissolve oil and help to digest food such as meat and oil.
Such as “Oolong Tea”, it is currently very popular in Southeast Asia and Japan, and is known as “slim tea”, “a beautiful and healthy medicine.”
Oolong tea has a strong function of decomposing aunt, and it can reduce cholesterol in a long-term and continuous, and can make people lose weight.
Preventing dental caries from removing oral stinky tea is rich in fluoride. The initial tooth decay is poor calcium. Fluoride ions have a great affinity with the calcium of the teeth. After they are combined, they can supplement calcium and make anti-caries ability.Significantly enhanced.
Tea itself is an alkaline substance that inhibits the reduction of calcium and protects the teeth.
Diuretic detoxification Because caffeine can inhibit the absorption of water by the renal tubules, at the same time, it can dilate blood vessels to clear blood.
Therefore, it is beneficial for toxic substances to flow out of the urethra.
Radiation prevention According to reports, in the Hiroshima atomic bombing incident, those who have long-term tea drinking habits have a high survival rate.
Because of the tannins and catechins contained in tea, it can neutralize substances such as 锶90 and reduce the damage of radioactive materials.
From this point of view, as a kind of beverage, tea can not only stimulate the thirst, refresh the mind, eliminate the tiredness, reduce weight, but also play a role in medical treatment.
Of course, nothing is perfect, and people should be reminded of the drawbacks of drinking tea.
Although tea is good for your health, it is not the more overlap, the better. The stronger the tea, the better.
Tea must be in moderation.
People with stomach cold should not drink too much tea, especially green tea. Otherwise, it is equal to “adding frost”, which causes stomach discomfort more and more; like neurasthenia and people with insomnia, it is not suitable to drink tea before going to sleep, or drink tea.It will aggravate insomnia; in addition, it is generally not necessary to use tea to deliver medicines, so as not to reduce the efficacy of the medicine. Women who are breastfeeding should also drink less tea because tea has astringent effect on milk.