Tea has been a part of our culture since ancient times and is known as "the taste of tea Zen". Drinking tea for health has long become a habit in people's daily life. So, can drinking tea really have a positive effect on the body, making blood pressure and blood sugar drop? This article will reveal the mystery between tea and health for you.
1. The active ingredient in tea.
Tea is rich in active ingredients, such as tea polyphenols, theophylline, amino acids, vitamins, etc. These ingredients play an important role in health preservation.
1.Tea polyphenols: have a variety of physiological activities such as antioxidant, anti-inflammatory, and anti-cancer. Tea polyphenols can lower blood cholesterol and triglycerides, which can lower blood pressure.
2.Theophylline: It has the effect of diuretic, dilating blood vessels and lowering blood pressure. Theophylline also inhibits the effects of adrenaline and lowers blood sugar.
3.Amino acids: Involved in protein synthesis, with the function of nourishing the body and enhancing immunity.
4.Vitamins: maintain the normal physiological functions of the human body and enhance resistance.
2. Drinking tea and blood pressure drops.
Several studies have shown that drinking tea can help lower blood pressure. The tea polyphenols and theophylline components in tea have antioxidant, vasodilator, cholesterol lowering and other effects, thereby lowering blood pressure.
1.Green tea: Green tea has a higher content of tea polyphenols and has a good antioxidant effect. Drinking green tea regularly can help lower blood pressure.
2.Oolong tea: The tea polyphenols and theophylline content in oolong tea is moderate, and it also has a certain effect on lowering blood pressure.
3.Pu-erh tea: Pu-erh tea has a low content of tea polyphenols and theophylline, but the microbial flora in Pu-erh tea has a blood pressure-lowering effect.
3. Drinking tea and blood sugar drops.
The effect of drinking tea on blood sugar has also attracted much attention. Tea polyphenols, theophylline and other components in tea have the effect of lowering blood sugar.
1.Green tea: Green tea is high in tea polyphenols, which can lower blood sugar. Studies have found that green tea extract can inhibit amylase activity and slow down starch breakdown, thereby lowering blood sugar.
2.Black tea: The tea polyphenols in black tea are low, but the fermentation products in black tea have a blood sugar-lowering effect.
3.Pu-erh tea: The tea polyphenols and fermentation products in Pu-erh tea have a hypoglycemic effect. Studies have found that Pu-erh tea can lower blood sugar levels in diabetics.
Fourth, the precautions for drinking tea.
While drinking tea has many health benefits, it is not suitable for everyone. Here are some precautions for drinking tea:
1.Drink tea in moderation: Theophylline and other ingredients in tea have a certain irritation, and excessive tea consumption may lead to insomnia, palpitation and other symptoms. It is recommended to drink 3-4 cups of tea per day.
2.Tea should not be drunk on an empty stomach: Drinking tea on an empty stomach can easily irritate the gastric mucosa, resulting in stomach pain, nausea and other discomforts. It is recommended to drink tea after meals.
3.Tea should not be drunk before going to bed: Theophylline and other components in tea are irritating, and drinking tea before going to bed may cause insomnia and affect sleep quality.
4.Pay attention to the temperature of the tea: green tea is suitable for brewing with 80-90 water, and black tea is suitable for brewing with 95-100 water. Overheated water can easily destroy the nutrients in the tea leaves.
5.Pay attention to the quality of tea: choose fresh, high-quality tea leaves, and avoid drinking moldy and spoiled tea.
Summary: Drink tea to maintain health, and the body is healthier! The active ingredients in tea have the effect of lowering blood pressure and blood sugar. Drinking tea in moderation helps to maintain good health. However, drinking tea is not a panacea, and it is also necessary to pay attention to the quality of tea and the way it is drunk. While enjoying the delicious taste of tea, let tea become an assistant to our health.
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