What are the benefits and disadvantages of cold brew tea?

Brewing tea leaves in cold water can quench thirst with ice, reduce the content of tannic acid and caffeine, which is more beneficial to health, and tannic acid will change differently due to the roasting process of tea, usually the higher the degree of fermentation, the less tannic acid it contains, and the more vitamin C is lost, while the unfermented green tea, the content of tannic acid is relatively high, and there is more vitamin C.

Disadvantages: Not all tea leaves can be cold brewed, and some tea leaves cannot be brewed with cold water, wasting tea leaves. Generally water, cold brew tea generally uses tea with a relatively low degree of fermentation, such as green tea.

Tea leaves with a relatively high degree of fermentation include black tea and Pu'er tea. This type of tea is not suitable for cold brewing.

Cold brew tea is a popular way to drink tea among young people now, the main feature is that it is convenient and fast, although the taste is not as good as the tea brewed with hot water, but it is deeply loved by young people.

However, cold brew tea is not so good, and from the aspect of health, drinking cold things in summer is very harmful to the body. If we insist on drinking cold brew tea in summer, eating cold drinks and drinking ice drinks, the outside of the body is roasted by high temperatures, the body is wrapped in cold air, the outside is hot and the inside is cold, and the qi and blood are out of balance, and our body will have big problems for a long time. Especially for girls with insufficient qi and blood, drinking a lot of cold brew tea in summer, the microcirculation in the body is more likely to have problems, which directly affects the color of **, as well as endocrine.

Since cold brew tea is so bad for health, why do some people promote drinking cold brew tea in summer?

One is to sell tea. The second is to follow the trend.

The third is Bo traffic.

Tea sellers, in each season, always need to write something related to the industry. In the summer, if you are not as whimsical as the village aunt Chen, who has content to write anytime and anywhere, then those who are used to being copyists can only write content that is appropriate to the situation. In their understanding, the right time is to write cold brew tea.

Cold brewing is a waste of talent for good tea. Good tea has more nutrients and more aromatic mellows with high boiling point, but it is preferred to soak it in cold water, so that its rich nutrients and high boiling point aroma cannot be released, and can only be aggrieved in cold water, releasing 1 10 energy.

Most of the nutrients are sealed in the pores of the tea leaves by cold water, and finally go to the trash can in silence.

What are the benefits of green tea cold brew?

The traditional method of brewing green tea is brewed with hot boiled water, and the lifestyle of cold brewing tea did not start for a long time, but because it also has certain benefits, it is now gradually accepted by everyone.

1.Convenient. When traveling, hiking, or when hot water is not available, green tea can be brewed as long as there is pure water or mineral water. Cold brew tea can not only quench thirst and heat down, but mineral water does not need to be heated to brew green tea, which can save a lot of electricity and gas.

2.Lowering blood sugar, tea polyphenols are the general name of polyphenols rich in tea, which have been proven to lower blood sugar, lower lipids, prevent hypertension, cerebral thrombosis, and arteriosclerosis. Tea pigment is the oxidation polymer of tea polyphenols, and it also has a certain prevention and treatment effect on diabetes, in addition to tea pigment also has the effect of reducing cholesterol, and also has a certain preventive and leading effect on the complications of diabetes, cardiovascular and cerebrovascular diseases and arteriosclerosis.

When brewed with hot water, the polysaccharides that have a hypoglycemic effect in the tea will be seriously damaged, and the hot water is easy to brew out the theophylline and caffeine in the tea, which does not help to lower the blood sugar.

Because cold brew tea takes a long time, the polysaccharide components in the tea can be fully brewed, which has a good auxiliary effect on type 2 diabetes.

3.Nutritious and healthy. Tea is rich in more than 700 substances with extremely high nutritional value, but if it is brewed with boiling water, many of the nutritional values will be destroyed.

And cold brew tea does not. The antioxidant effect of catechins has long been proven, and the free catechins are higher in cold brewing than in hot brew tea soup. It was found that the content of each chemical component in cold brew tea soup increased with the increase of soaking time, and the change amount was the largest within two hours of steeping, but the dissolution amount did not change much after a certain time, and after eight hours of soaking, except for the caffeine content, the other components were higher than those of hot brew tea.

Cold brew tea has benefits and some disadvantages. In short, it needs to be selected on a case-by-case basis.

Cold brew tea refers to the use of cold water to brew tea leaves. Below, let's take a look at how to drink cold brew tea and what are the benefits of cold brew tea.

Cold brew tea, as the name suggests, is to use cold water to make tea, generally speaking, tea is usually brewed with hot water, and cold brew tea does the opposite, but can make the fragrance of tea more mellow and sweeter.

Drinking some cold brew tea has the effect of improving sleep quality, so you can drink some cold brew tea when you have insomnia.

Cold brew tea also has the effect of protecting the stomach, because cold brew tea can reduce the alkali content in the tea, thereby reducing the damage of the tea to the stomach.

Cold brew tea can promote gastrointestinal peristalsis, thereby helping digestion, for people who want to drink some cold brew tea, which can play a leading role.