1 efficacy, function and nutritional value of green tea 1. Anti-aging green tea contains superoxide dismutase, which is a free radical scavenger, which can remove excess free radicals in human body. Catechins in green tea can improve its activity, prevent free radicals from harming human body, and contribute to anti-aging.

2. Catechin contained in antibacterial green tea is an antibacterial substance, which can inhibit some bacteria in the intestine, but has no effect on the reproduction of beneficial bacteria in the intestine.

3. Flavonoids contained in lipid-lowering green tea have antioxidant effect, can prevent platelet aggregation, and have a good preventive effect on cardiovascular diseases. Green tea can also reduce the contents of total cholesterol, free cholesterol and low-density lipoprotein in blood, and also increase the content of high-density lipoprotein cholesterol, thus playing a role in lowering blood fat.

4. Theophylline and caffeine contained in slimming green tea can reduce the accumulation of fat cells in the body, thus achieving the purpose of losing weight.

Can green tea lose weight? Green tea helps to lose weight, but it has no direct weight loss effect.

Green tea contains caffeine, tea polyphenols, vitamins, amino acids, catechins and other substances. Caffeine can promote the secretion of gastric juice and digestion, while the cellulose in green tea has a laxative effect when losing weight. Catechins can help enhance the body's metabolism, so green tea can play a certain role in helping to lose weight.

However, green tea is not suitable for people with poor gastrointestinal function to drink regularly, otherwise it will lead to increased gastrointestinal burden, diarrhea and other phenomena, leading to increased adverse symptoms.

Can green tea reduce fire? Green tea can reduce fire.

Green tea is cold, contains a lot of tea polyphenols, catechins, chlorophyll, vitamins and other ingredients, and has the effects of clearing away heat and toxic materials, sterilization and anti-inflammation. Green tea also has the functions of clearing the heart, quenching thirst, reducing fire and improving eyesight, so drinking green tea in moderation can reduce fire.

However, green tea is cold, so it is not suitable for people with weak spleen and stomach to drink it often, otherwise it will increase the burden on the stomach and intestines, leading to the aggravation of its adverse symptoms.

Can green tea whiten? Green tea generally has no whitening effect.

Green tea is cold and contains a lot of tea polyphenols, catechins, chlorophyll, vitamins and other ingredients. This is an ordinary kind of tea. Moderate drinking will have certain benefits to the body, but it has no whitening effect. Therefore, blind use of green tea should be avoided. Drinking too much green tea may also lead to insomnia, so pay attention to the dosage when drinking it.

Whitening can be done through daily care, usually pay more attention to sun protection, and you can eat more fruits rich in vitamin C.