Tea is Chinese culture, and different teas have different effects. So, what are the nutritional values ??of Pu'er tea? What are the nutritional values ??of Pu'er tea? 6 major nutritional values ??for you to choose from?
1. Cancer prevention and anti-cancer
Scientists have proved through a large number of population comparisons that the incidence of cancer is lower among tea drinkers. Pu'er tea contains a variety of rich anti-cancer trace elements, and Pu'er tea has a strong effect on killing cancer cells.
2. Healthy teeth and mouthguard
Pu'er tea contains many physiologically active ingredients, which have the effect of sterilization and disinfection, and can form antibacterial plaque. The best effect is when the concentration is 1%. Therefore, it can remove oral odor and protect teeth.
3. Protect the stomach and nourish the stomach
At the appropriate concentration, drinking mild Pu'er tea will not have an irritating effect on the gastrointestinal tract, and the thick, sweet and mellow Pu'er tea will enter the intestines. The membrane formed by the human gastrointestinal tract adheres to the surface of the stomach and forms a beneficial protective layer for the stomach. Long-term drinking of Pu'er tea can protect and nourish the stomach. This is the main reason why consumers at home and abroad who advocate drinking Pu'er tea call Pu'er tea "beauty tea" and "longevity tea".
4. Anti-aging
The catechins in tea have anti-aging effects. The total amount of catechins contained in Yunnan large-leaf tea is higher than that of other tea trees. Variety, anti-aging effect is better than other teas. At the same time, during the processing of Pu'er tea, macromolecular polysaccharides are converted into a large number of new soluble monosaccharides and oligosaccharides, and vitamin C is doubled. These substances play an important role in improving the function of the human immune system. It has the effect of maintaining good health and prolonging life.
5. Radiation protection
According to the research results conducted by He Guofan of Guangdong Sun Yat-sen University and others using Pu'er tea, drinking 2% Pu'er tea can relieve the damage caused by cobalt 60 radiation.
6. Beauty
Pu'er tea can regulate metabolism, promote blood circulation, regulate the human body, and naturally balance body functions. Therefore, it has a beauty effect and is known as "beauty tea" overseas. . Contraindications for Pu'er tea
(1) People with poor kidney function or kidney deficiency should not drink too much tea. Especially after dinner and before going to bed. Even for normal people, drinking too much tea during this period will cause nocturia and affect sleep, and some people may even suffer from insomnia. Theophylline itself has a strong diuretic effect. The elderly and the weak should not drink strong tea at night.
(2) If you have a bad gastrointestinal condition, a weak stomach, or a cold sleep, avoid drinking tea on an empty stomach in the morning, so as not to affect gastrointestinal function, hinder the absorption of vitamin B2 and iron, and cause stomach pain; it will also increase kidney function. For a heavy load, you should eat something small before drinking.
(3) Tea is not suitable for children under three years old. The tannic acid in tea combines with the iron in the intestines and stomach and turns into insoluble substances, causing iron deficiency and anemia in children.
(4) It is not advisable to drink strong tea while taking contraceptive pills, especially within four hours before and after taking the pill, because the tannic acid in the tea will reduce the efficacy of the drug and make it difficult for the drug to dissolve and be absorbed.
(5) Women should not drink tea during menstruation, pregnancy and breastfeeding, especially strong tea, because it is easy to cause iron deficiency anemia like babies under three years old; if the mother is feeding human milk, strong tea Tea will also hinder the secretion of breast milk, so don't be careful.
(6) Patients with high blood pressure or heart disease should not drink tea to avoid stimulating ingredients. How to choose Pu'er tea
1. Check the packaging mark
The packaging should clearly and visibly indicate: the attributes of the product [such as: Pu'er tea (cooked tea), Pu'er tea (raw tea) )], net content, manufacturer’s name and address, production date, shelf life, storage conditions, quality grade, product standard number, etc.
Second, smell the dry tea
After opening the package, smell the dry tea to check if there is any peculiar smell.
Whether it is raw tea or cooked tea, the aroma should be natural, fresh, floral, aged, or cooked. There should be no non-tea odors, such as musty, sour, muddy, earthy, smoke, rust, etc.
Third, check the appearance
If it is pressed tea, the shape should be straight and well-proportioned, with moderate elasticity and no layers falling off; the tea with sprinkled noodles should be wrapped and not exposed. If it is loose tea, take about 150g to 200g of the sample, mix it thoroughly in a tea tray, spread it out, and then observe its appearance.
The appearance of tea mainly depends on four aspects: stripe, color, wholeness and clarity. Among them, the lines and color are the focus.
Strip cord: Look at the tightness of the cord.
The ones that are tightly rolled, heavy, and fat are better; the ones that are loose and light are the worst ones.
Color: Look at the depth, smoothness, lightness, freshness, and evenness of the color. Also observe the millimeter content. The ones with more millimeter content will have better tenderness.
Wholeness: Check the uniformity, whether the strips are neat and consistent, and whether there are long and short pieces mixed. What is uniform is the top, and what is mixed is the bottom.
Clarity: It depends on the number of stems and slices, the tenderness of the stems, whether there are tea inclusions and non-tea inclusions, etc. How to brew raw Pu'er tea
To brew Pu'er tea, most people use the tea set and brewing method of Kung Fu tea. If the cake tea is made from the upper, middle and lower layers of the cake, the upper, middle and lower layers of the cake should be taken in equal amounts, and the broken pieces should not be screened out. Try to maintain the whole leaf state and brew 3-5 grams of dry tea per 100 ml of water. It is best to use a microelectronic scale to accurately measure. When brewing Pu'er raw tea, the water temperature is preferably above 90-96 degrees. Use freshly boiled purified water to brew. When brewing raw Pu'er tea, you need to use boiling water to wake up the tea once. Fresh tea is more bitter, so the brewing time for the first few brews is generally shorter than a few dozen seconds. (If it is Zhuantuo tea, It may be necessary to steep for the first one or two brews to loosen the knots before using the cake tea brewing method.) The brewing time will be delayed for the next few brews depending on the changes in the tea. The amount of 3-5 year old tea is less than that of new tea. , the water temperature should be higher, and the water discharge time should be gradually and gradually lengthened to achieve a rhythm between each soak.