There are many functions of drinking black tea, such as diuretic, anti-inflammatory, sterilization, detoxification, refreshing, fatigue relieving, body fluid and heat clearing. These functions on the human body show the benefits of drinking black tea. Long term drinking black tea has more advantages than disadvantages. Therefore, long term drinking black tea is good for the body, so what are the benefits of black tea for women? What are the precautions for women to drink black tea? Let's have a look.
Benefits of black tea for women
1. Women often drink black tea can prevent and treat osteoporosis
Drinking a small cup of black tea every day has a lot of help for the prevention and treatment of female friends' common osteoporosis. This is because the polyphenols in black tea can inhibit the activity of substances that destroy bone cells. If lemon is added to black tea, it can make bones stronger.
2. In the past five years, the U.S. government has funded more than 150 studies on green tea and black tea and their chemical composition. The results show that the antioxidants in green tea and black tea can completely destroy the transmission path of chemicals in cancer cells. Dr. Murray mitterman, director of vascular epidemiology at Beth Israel deacon medical center in Boston, said: 'black tea and green tea have similar effects, but the antioxidants of black tea are much more complex than green tea, especially for the heart'. American magazine reported that the anti-aging effect of black tea is stronger than garlic, broccoli and carrots.
3. Women often drink black tea to replenish blood
Blood is what every woman needs, women's proper blood can make the face look more ruddy, and black tea is rich in trace element potassium, after brewing 70% of potassium can be dissolved in the tea, so black tea is especially suitable for women who drink blood in winter.
4. Women often drink black tea for anti-aging
One of the functions of black tea is to eliminate free radicals in the body. Female friends can effectively resist aging. However, if black tea is added with milk, its free radical scavenging effect will disappear.
5. Women often drink black tea to nourish their stomach
When people don't have a meal, they will feel uncomfortable when drinking green tea. This is because tea polyphenols, which is an important substance in tea, has astringency and has a certain stimulating effect on the stomach. In the case of fasting, it is more stimulating. Black tea is not the same, it is baked by fermentation, tea polyphenols in the role of oxidase enzyme oxidation reaction, content reduction, the stimulation of the stomach will be reduced. In addition, these oxidation products of tea polyphenols can also promote human digestion, so black tea will not hurt the stomach, but can nourish the stomach.
Other studies have found that often gargling with black tea or drinking directly can prevent influenza; black tea is rich in trace element potassium, after brewing, 70% of potassium can be dissolved in tea, which can enhance the heart blood circulation and reduce the consumption of calcium in the body. People who drink five cups of black tea a day have a 69% lower risk of stroke than those who don't drink black tea.
Precautions for women to drink black tea:
Although black tea has a good health care effect, it can not be drunk every time, especially female friends should pay special attention to it, so as not to drink worse and worse! Female friends are less suitable for tea
1. Menstrual period
Female friends during menstruation, menstrual blood will consume a lot of iron in the body, so female friends at this time to add more iron rich vegetables and fruits, such as spinach, grapes and apples. Tea contains as much as 50% tannic acid, which will hinder the absorption of iron in our intestinal mucosa and greatly reduce the absorption of iron. Therefore, it is easy to combine with the iron in the chyme or the iron in the blood tonics in the intestines to produce precipitation.
2. During pregnancy
Generally, the concentration of caffeine in strong tea is as high as 10%, which will increase the number and frequency of urine and heartbeat of pregnant women, increase the load of heart and kidney of pregnant women, and more likely lead to pregnancy poisoning. Therefore, it is better for pregnant women not to drink tea.
3. During lactation
Because during this period, if you drink a lot of tea, the high concentration of tannic acid in tea will be absorbed by the mucous membrane, affecting the blood circulation of the breast, and then inhibiting the secretion of milk, resulting in insufficient milk secretion. In addition, the caffeine in tea will penetrate into the milk and indirectly affect the baby, which is harmful to the baby's health.
4. During the new year
In addition to dizziness and fatigue, sometimes there will be rapid heartbeat, irascible temper, poor sleep quality and other phenomena. If you drink too much tea, it will aggravate these symptoms, so if people like to drink tea are in these special stages, it's better to stop just enough, so as not to damage their body!