Lead: Anti-aging of green tea The antioxidants contained in green tea help to resist aging. Because in the process of human metabolism, if it is over-oxidized, it will produce a lot of free radicals, which will easily lead to aging and cell damage. Let's take a look at the 13 health benefits of green tea.
Health-preserving efficacy of green tea
1, anti-aging
Helps to delay aging. Tea polyphenols have strong oxidation resistance and physiological activity, and are scavengers of human free radicals. Studies have proved that 1 mg tea polyphenols is equivalent to 9 micrograms of superoxide dismutase in scavenging excessive free radicals harmful to human body, which is much higher than other similar substances. Tea polyphenols can block lipid peroxidation and remove active enzymes.
According to the results of expert experiments, it is confirmed that the anti-aging effect of tea polyphenols is stronger than that of vitamin E 18 times.
2. Suppress diseases
Helps to inhibit cardiovascular diseases. Tea polyphenols play an important role in human fat metabolism. The human body has cardiovascular diseases such as high cholesterol and triglycerides, such as fat deposition on the inner wall of blood vessels and atherosclerotic plaques formed after vascular smooth muscle cells proliferate. Tea polyphenols, especially catechins ECG and EGC in tea polyphenols and its oxidation products theaflavins, are helpful to inhibit this mottled proliferation, reduce the formation of fibrinogen that enhances coagulation viscosity, make coagulation clear, and thus inhibit atherosclerosis.
3. Anti-cancer
Drinking tea helps to prevent cancer, which is recognized by medical experts. The anticancer effect of green tea is the best among all teas. Tea polyphenols contained in green tea can block the formation of cancer cells and have a strong killing effect on cancer cells. So I suggest you drink more green tea at ordinary times, which is very good for your health.
4. Radiation protection
Drinking green tea can prevent radiation.
It is helpful to prevent and treat radiation injury. Tea polyphenols and their oxidation products have the ability to absorb the toxicity of radioactive substances strontium 90 and cobalt 60. According to the clinical trials of relevant medical departments, the treatment of mild radiation sickness caused by radiotherapy with tea extract can reach more than 90%. For cytopenia, the effective rate of tea extract is 865438 0.7%; It has a good therapeutic effect on leukopenia caused by radiation.
5, antiviral bacteria
Helps to inhibit and resist viruses and bacteria. Tea polyphenols have strong convergence, obvious inhibition and killing effects on pathogenic bacteria and viruses, and obvious anti-inflammatory and antidiarrheal effects. Many medical units in China use tea preparation to treat acute and chronic dysentery, amebic dysentery and influenza, and the cure rate is about 90%.
6. Beauty and skin care
Green tea can help female friends beauty and skin care. Many women who love beauty pay great attention to skin care. At this time, they can drink green tea. Tea polyphenols in green tea is an aqueous substance, which can help skin remove dirt, shrink capillaries and prevent wrinkles. It can also block the damage of ultraviolet rays in the sun's rays to the skin.
7. Wake up and cheer up
Help to refresh yourself. Caffeine in tea can stimulate the central nervous system of human body, enhance the excitement process of cerebral cortex, and has the functions of refreshing the brain, clearing away heart fire and calming the nerves. It also has a certain effect on relieving migraine.
8, diuresis to relieve fatigue
Helps diuresis and relieve fatigue. Caffeine in tea can stimulate the kidney, promote the rapid excretion of urine, improve the filtration rate of the kidney and reduce the retention time of harmful substances in the kidney. Caffeine can also eliminate excessive lactic acid in urine, which helps to eliminate fatigue as soon as possible.
Drink green tea for diuresis and relieve fatigue.
9. Relieve fatigue
Green tea contains powerful antioxidants and vitamin C, which can not only eliminate free radicals in the body, but also secrete hormones against stress. Green tea contains less caffeine, which can stimulate the central nervous system and cheer up the spirit. Because of this, we suggest drinking green tea in the morning to avoid affecting sleep.
10, tooth protection and eyesight improvement
The fluorine content in tea which is helpful for protect teeth and improving eyesight is high, and that fluorine content in each100g of dry tea is10mg? 15 mg, and 80% is water-soluble. If everyone drinks 10g tea every day, can they absorb 1mg of water-soluble fluoride? 1.5 mg, and tea is an alkaline beverage, which can inhibit the decrease of calcium in human body, and is beneficial to preventing dental caries, protecting teeth and strengthening teeth. Drinking tea regularly has a positive effect on reducing eye diseases, protecting eyes and improving eyesight.
1 1, lipid-lowering
Is it helpful for lowering blood fat and helping digestion? What role does tea in Tang Dynasty play in herbal tonic? Long-term eating can make people thin? Record. What are the ethnic minorities in the border areas of China? Can't you drink tea for a day? Said. Because tea helps digestion and reduce fat, in modern language, it helps? Lose weight? . This is because caffeine in tea can increase gastric juice secretion and help digestion.
Drinking green tea regularly can prevent cancer, reduce blood fat and lose weight, and smokers can reduce the harm of nicotine.
12, promoting digestion
At present, many of us have indigestion, which is caused by irregular diet caused by busy work. Moreover, green tea can help improve indigestion, and green tea helps the digestion of the stomach. So for some people with bad stomachs, they can drink more green tea in their spare time, which will have a very good effect.
Drinking green tea can promote digestion.
13, sun protection
Recently, a study in the United States pointed out that catechins in green tea have strong antioxidant function. Skin care products containing green tea can reduce about 1/3 of peroxides that cause sunburn, relaxation and roughness of the skin even after being exposed to the sun. This proves that the ingredients in green tea have sunscreen function.
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