What are the benefits of cold brewing green tea?

The traditional method of brewing green tea is to brew it with hot boiling water. The lifestyle of cold brewing tea has not been around for a long time, but because it also has certain benefits, it is now gradually being accepted by everyone. accept.

1. Convenience. When traveling, hiking, or in situations where hot water is not available, you can brew green tea as long as you have pure water or mineral water. Cold brewing tea can not only quench thirst and relieve the heat, but also does not require heating to brew green tea with mineral water, which can save a lot of electricity and gas.

2. Lower blood sugar. Tea polyphenols is the general name for polyphenols rich in tea. It has been proven to have the effect of lowering blood sugar, lowering lipids, and preventing hypertension, cerebral thrombosis, and arteriosclerosis. Tea pigments are oxidized polymers of tea polyphenols. Like tea polyphenols, tea pigments have certain preventive and therapeutic effects on diabetes. In addition, tea pigments also have the effect of lowering cholesterol and have certain effects on the complications of diabetes, such as cardiovascular and cerebrovascular diseases and arteriosclerosis. preventive and therapeutic effects.

When brewing with hot water, the polysaccharides in the tea that have hypoglycemic effects will be severely destroyed, and the hot water will easily brew out theophylline and caffeine in the tea, which is harmful. Helps lower blood sugar.

Cold brewing tea requires a longer time so that the polysaccharides in the tea leaves can be fully brewed, which has a better auxiliary treatment effect on type 2 diabetes.

3. Nutrition and health. Tea contains more than 700 substances with extremely high nutritional value, but if brewed with boiling water, many of the nutritional values ??will be destroyed. Cold brew tea doesn't. The antioxidant effect of catechins has long been proven. Free catechins are higher during cold brewing than hot brewing tea. Research has found that the content of various chemical components in cold brew tea soup will increase with the increase of soaking time. The change is the largest within two hours of soaking, but the dissolution amount does not change much after a certain period of time. After eight hours of soaking, the caffeine content Except for this, the other ingredients are higher than the tea soup of hot tea.

Cold brew tea has advantages and disadvantages. In short, the choice needs to vary from person to person.