Kuding tea, English name leaf of Chinese holly, also known as leaf species bitter tea, is an evergreen tree belonging to the genus Holly in the family Holly. In China's Sichuan, Guizhou, Hubei, Guizhou, Hunan and other provinces, people often use Kuding tea to entertain guests because of its unique taste and health care functions. When the summer heat is unbearable, drinking a cup of Kuding tea will make people feel that the heat is completely gone;In the cold season of winter, drinking a cup of Kuding tea can moisten the throat and relieve the discomfort of the mouth and tongue. The name of Kuding tea is that its fruit is like Ding, the leaves are like tea leaves, and the taste is bitter. In addition, it is also known as bitter lamp tea, Fuding tea, large-leaf tea, beauty tea, longevity tea, health tea and so on. In Singapore, Malaysia and other countries, Kuding tea is known as the "King of Tea", while in Taiwan it is known as "Yiye Qing". Traditional Chinese medicine has long recognized the healthcare value of kuding tea. Traditional Chinese medicine believes that the taste of Kuding tea is bitter and sweet, and the nature is cold, and it can enter the meridians such as the liver, lungs, and stomach, and has the effects of dissipating wind and heat, clearing the head, and removing polydipsia. Clinically, Kuding tea can be used for headache, toothache, eye redness, ear pus and other symptoms, and it also has a good effect on fever, polydipsia, dysentery and other diseases. Modern medical research has also shown that Kuding tea contains a variety of beneficial ingredients, such as amino acids, polyphenols, vitamins, ursolic acid, and fragrant resinol. Practice has proved that Kuding tea has high nutritional value, which can quench thirst, reduce inflammation and phlegm, sterilize and detoxify, strengthen the stomach and eliminate accumulation, refresh the mind, and brighten the eyes and mind. It can be used for diseases such as gas, colds, stomach pain, acute gastroenteritis, sore throat, and even other inflammation. In addition, Kuding tea can also be boiled and washed externally** a variety of ** diseases. The results of pharmacological experiments showed that Kuding tea also had the functions of analgesic, antibacterial, antispasmodic, and antihypertensive. It has auxiliary effects on diabetes, high blood pressure, cholesterol reduction, cancer prevention and other diseases, and is an ideal natural health drink. 
Identification of adulterated kuding tea
The varieties of Kuding tea are more complex, and they are roasted with tea leaves and decoction juice of wolfberry leaves in Jiangsu and Anhui regionsIn Sichuan, there are leaves of Ligustrum ligustrum of the Rhinoceraceae plant;In Guizhou, the leaves of Japanese Maozhen are also used as Kuding tea. In addition to the leaves of these varieties, there are also old leaves of the tea tree or other leaves mixed into Kuding tea in the market, and attention should be paid to identification when using.
Genuine Kuding tea
1. Lycium leaves, also known as horn thorn tea, the dried leaves are oblong and rectangular, 3 75 cm, 1 3 cm wide, leathery, curly, apex with 3 hard spines, two hard spines at base, yellowish-green above, shiny, wrinkled, main vein concave, greyish-yellow or dark gray below with continuous ridge-like projections along the margins, petioles short, often indistinct;There is no smell of gas, and the mouth is slightly sweet after tasting bitterness.
2. Large-leaved holly leaves, also known as bitter lamp tea, are ovate-oblong, leathery, not wrinkled, some are slightly curved longitudinally, yellow-green or gray-green above, shiny, yellow-green below;There is no smell of gas, and the taste is slightly bitter and sweet. Both of these leaves are 1 size larger than ordinary tea leaves5 2 times;After brewing, it is bitter and then slightly sweet, without green, spicy, smelly, sour and other peculiar smells, and is resistant to brewing.
Adulterated Kuding tea
Mix with old tea leaves or other leaves. Its quality is lighter, the shape is smaller, the leaves are small and thin, when mixed with 2 4 times the amount of tea, the taste after brewing is only slightly stronger, and its bitter taste is still refreshing, mellow and sweet, and will not become strange and bitterIf the adulterated product has too strong aftertaste and weak bitterness, it may be with licorice or sugarIf there is ginseng, it may be gynostemma or other ginseng;If the taste is sour, bitter, spicy, burnt and other tastes, it must be doped fake and shoddy products.
Adulterated Kuding tea greatly reduces the original efficacy, if used for **, it will affect the curative effect, delay**, when using it carefully distinguished.
Drinking Kuding tea is not suitable for everyone
Kuding tea, a slightly bitter and sweet drink, has become a must-have companion in many people's lives. When many people feel that their body is a little hot, they will choose to brew a cup of Kuding tea and taste it gently, as if they can feel the coolness and comfort it brings. And those who have a soft spot for Kuding tea see it as a substitute for boiled water, and drink it every day with pleasure.
The green appearance of Kuding tea is as attractive as jade. Each tea leaf is carefully picked and crafted to present a perfect green color. In hot water, these tea leaves slowly unfold, releasing their unique aroma. And the clear green tea soup is as crystal clear as jade, which is unforgettable at first sight.
The taste of Kuding tea is a slightly bitter and smooth experience. At first, the bitterness is obvious, but it quickly turns into sweetness, and you can't help but taste it one bite after another. After drinking, people feel an indescribable sense of comfort, as if all the tiredness has been swept away. This unique taste and taste has made Kuding tea have countless fans among the crowd.
Especially the middle-aged and elderly, their love for Kuding tea is even more overflowing. Perhaps it is because of the tranquility and comfort that Kuding tea can bring, that they find a kind of spiritual comfort in the process of tasting. Whether it's the first cup in the morning or a leisurely time in the afternoon, a cup of kuding tea can always accompany them through it.
Seasons and physique
Winter and spring are the seasons with a high incidence of colds, for people who suffer from wind chill and cold, such as cold without sweat, runny nose, etc., you can eat some warm food, such as ginger, nepeta, etc., to get rid of the cold in the body. At this time, drinking Kuding tea will hinder the divergence of wind and cold, which is not conducive to cold. People with a weak and cold constitution often feel that their hands and feet are not warm, and they are afraid of cold. People with this physique can usually consider eating warm foods such as mutton and dog meat to warm the sun and dispel the cold. If you often drink cold Kuding tea, it will damage the yang qi in the body, which is not conducive to the improvement of the symptoms of deficiency and cold, and even severe symptoms such as abdominal pain and diarrhea will occur.
Gastrointestinal disorders
Most patients with chronic gastroenteritis have varying degrees of spleen and stomach deficiency and cold, once the abdomen is cold or eats cold food, they are prone to abdominal pain, diarrhea and other discomforts, and Kuding tea will aggravate these symptoms. In addition, the spleen and stomach function of the elderly is relatively weakened, and the spleen and stomach function of infants and young children is not yet perfect, and it is not suitable to drink Kuding tea, otherwise it is easy to cause indigestion, cold pain in the abdomen, lack of food and loose stools, etc
Women in special times
Menstruating women and new mothers are also not suitable for consumption. Women are in a state of blood loss during menstruation, and their resistance is reduced, and drinking cold Kuding tea at this time can easily lead to stagnation of qi and blood due to cold, poor menstrual blood discharge, causing dysmenorrhea, and even menstrual irregularities in severe cases.
Women with frequent menstrual cramps, even if they are not menstruating, are advised to drink less Kuding tea. Pregnant women who have just given birth to a baby are weak and should eat more warm and tonic foods. Cold bitter tea is not only not conducive to the recovery of the uterus after childbirth, but also hurts the spleen and stomach, and is easy to cause lingering chills and cold pain in the future.
Attached: Traditional Chinese medicine properties of Kuding tea
Name] Kuding tea.
Medicinal herbs are also known as hairy leaf yellow cow wood, yellow berry, soil tea, tea cover, horn thorn tea.
The origin of medicinal materials is the young leaves of the holly plant Lycium, large-leaved holly or Kuding tea holly.
Sexual taste] sweet;Bitter;Cold.
Compendium of Medical Forest: Bitter and sweet, bitter and cold.
Compendium Notes: Sweet and bitter.
Returning to the meridian] into the liver, lungs, and stomach.
Materia Medica: into the spleen, lungs two meridians.
Sichuan Traditional Chinese Medicine: into the liver, gall bladder, stomach three meridians.
Indications] dispelling wind and clearing heat;Bright-eyed. Main wind-heat headache;Toothache;Mechi;Deaf;Aphthous ulcers;Fever, polydipsia;Diarrhoea;Dysentery.
Ben Jing Feng Yuan": stop dysentery.
Compendium of Medical Forest: Governing Heaven and Walking Fanaticism.
Compendium Collection: Chasing the wind, living blood, and sterilization.
Materia Medica": Eliminate food and phlegm, remove annoyance and quench thirst, facilitate two stools, and remove greasy.
Materia Medica: clear the lungs and spleen, stop dysentery, and clear the head.
Dictionary of Chinese Medicine: Disperse liver wind, clear the head, treat tinnitus, deafness, ear discharge pus, invigorate blood veins, and cool the uterus.
Sichuan Traditional Chinese Medicine": It can clear away heat and dissipate wind, remove annoyance and quench thirst. Treatment of headache, toothache, tinnitus, red eyes and phlegm.
Precautions for use] People with spleen and stomach deficiency should take it with caution, and menstruating women and people with poor stomach and intestines should not drink it. Long-term consumption of Kuding tea is not good for the fertility of men and women. There is sterilization in the "Compendium of Materia Medica". In the Dictionary of Chinese Medicine, there is a cool uterus.