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A New Type of Sweetener——Sweet Tea

Date : 2018-8-21 3:51:08 Views :

Abstract


Sweet tea, a new healthy sweet substitute, is being accepted by more users . Like Luo Han Guo, it is a healthy sweetener, but the price is much cheaper than that of Luo Han Guo。 Many of the world's top beverage manufacturers are actively promoting the use of sweet tea to replace other sweeteners. Huakang's sweet tea extract is taken from the wild growth base of Dayaoshan Sweet Tea in Guangxi. The leaves are harvested in July and August each year, and all the leaves are tender leaves, which is the highest content of  Rubusoside in all sweet teas.


What is Sweet Tea ?

Guangxi wild sweet tea(Botanical Source:Rubus Suatrssimus S.Lee) is a perennial pure natural, original ecological, pollution-free evergreen woody plant. Its leaves are elliptical, with jagged edges and a slightly sweet taste. Contains tea polyphenols, catechins, selenium, strontium and other substances. In addition to the efficacy of ordinary green tea, it also has the efficacy of preventing and treating cardiovascular diseases, preventing stroke, preventing cancer, preventing dental diseases, and is also known as the four famous products with Luo Han Guo, Hepu Pearl and Guangxi Spice.

The sweetness of Guangxi sweet tea is very high. The sweetness of each kilogram of dried tea is equivalent to the sweetness of 15 kilograms of sucrose. Each kilogram of sweet tea is equivalent to 300 kilograms of sucrose sweetness. At the same time, sweet tea is a low-calorie sweetener of diterpene glucose, which is a natural sweet plant which can replace the high sweetness of sugar and low heat energy and non-toxicity.

Growth Habit

Wild sweet tea like shadow, grows at an altitude of 800-1000 meters and grows in the steep trees of the mountains. The main producing area is in the Dayaoshan area of Guangxi.

Sweet tea trees generally have a height of 1-2 meters and a diameter of 2 cm or less. Sweet tea is not easy to grow, mainly in the wild and grows naturally. It is a perennial plant, and the branches on the ground can only live for 2 to 3 years. Sweet tea is produced by the way that its perennial roots sprout new plants every spring.
The content of Rubusoside in Guangxi sweet tea is related to its growth period. There are significant differences in the content of Rubusoside in leaves at different growth stages. The highest in young leaves, the second in old leaves and the lowest in fall leaves.

The content of Rubusoside in sweet tea is also related to the season. It was higher at the end of May, and began to rise at the end of June. It reached its highest level in July and August, and began to decline after the end of September. The bottom of 12 fell to the lowest value.

Value Components

Nutritive Value


Wild sweet tea has a very high nutritional value, among which Guangxi sweet tea is the most representative, and its various components have heat-clearing and detoxifying, anti-cancer, anti-cancer, anti-allergic, moistening lungs, relieving cough, reducing weight and lowering blood pressure, lowering blood cholesterol. It inhibits and relieves arteriosclerosis, and prevents many health functions such as coronary heart disease and diabetes.

Sweet tea is rich in nutrients and trace elements necessary for the human body. According to the test results of the Analytical Testing and Research Center of Guangxi Technical Supervision Bureau, the wild sweet tea is rich in 18 kinds of amino acids, and the total amount of amino acids per 100 grams of dried products is 331.54 mg, especially in sweet tea, which is rich in human body and cannot be produced by the human body. Eight kinds of amino acids that can only be absorbed from food. It mainly has calcium 0.84%, zinc 105.5mg/kg, 锗5.5μg/kg, selenium 17.94μg/kg, and various elements such as potassium, magnesium, phosphorus, iron, sodium, copper, chromium, strontium and lithium. Toxic substances such as aluminum do not contain caffeine which may cause dizziness, rapid heartbeat, palpitations, anxiety, mental discomfort, interference with sleep, etc.; the strontium and selenium contained in them are superior to ordinary green tea and Kudingcha .

In addition to the above-mentioned trace elements, it is also rich in vitamin C, B1, B2, B3, superoxide dismutase, vitamin C content in fresh sweet tea is as high as 115mg/100g; especially rich in the most valuable 4.1% Bioflavonoids, 18.04% tea polyphenols and 5%Rubusoside

Active Ingredients

Rubusoside
The crude extract of sweet tea has a bitter taste, and the bitterness of sweetness can be effectively removed by using a few milliliters of lime water. Replacing sucrose with bitter tea after debittering can produce sugar-free yoghurt with good taste, low calorie value and low cost, which opens up a new way for the application of Rubusoside in food.

Sweet Tea Polyphenol
The crude extract of sweet tea contains 45-50% polyphenolic substance in the debittering residue. The DM-301 macroporous adsorption resin was used as the adsorbent, and 70% ethanol solution was used to obtain the sweet tea polyphenols with a purity of 72.12%. The tea polyphenols were used as the material to study the tea polyphenols. The inhibitory effect of harmful microorganisms commonly found in foods shows that sweet tea polyphenols have a strong inhibitory effect on bacteria in food, have a slight inhibitory effect on yeast, and have no inhibitory effect on mold.

18 Amino Acids
The wild sweet tea contains 18 kinds of amino acids including 8 kinds of amino acids necessary for the human body. The total amino acid content per 100 grams of dried products is 331.54 mg, of which 0.60% of threonine, 0.76% of proline, and 0.16 of methionine. %, isoleucine 0.52%, leucine 1.22%, phenylalanine 0.72%, and lysine 0.83%. Guangxi sweet tea is also rich in minerals, including the trace elements zinc, selenium, copper, molybdenum, chromium, etc. necessary for the human body; toxic substances such as arsenic and aluminum, including strontium and selenium, are superior to the general Green tea and Kudingcha, in addition to the above-mentioned trace elements, are also rich in multivitamins, and the content of vitamin C in fresh sweet tea is as high as 115mg/100g.

Pharmacological Action

Wild sweet tea has the effect of clearing away heat, reducing lungs, phlegm and relieving cough. Known as "God Tea", its medicinal and edible properties have been confirmed by local medicine and folk, it also contains more than 3.2% of flavonoids, 8.94% of sweet tea polyphenols "1 and 4-5 % of sweet tea. Sweet tea polyphenol has obvious anti-oxidation, anti-mutation, anti-cancer, lower cholesterol, lower blood LDL, inhibit blood pressure, inhibit blood sugar, inhibit platelet aggregation, antibacterial, anti-food allergy, improve The gastrointestinal microbial environment and the effect of deodorization are the most ideal natural antioxidants found at present, and they are widely used.

Reduce Blood Fat, Blood Sugar, Cholesterol
Studies have found that a certain concentration of Rubusoside has a significant blood lipid lowering effect. At the same time, sweet tea can significantly reduce serum triglyceride levels and also reduce cholesterol levels.

Treating cough,anti-inflammatory anti-allergy
Sweet tea extract has an inhibitory effect on experimental cough in concentrated ammonia water, can significantly increase the phenol red emission in the respiratory tract, shows the effect of cough and expectoration, and has good analgesic, anti-inflammatory and sedative effects. In Japan, sweet tea has been used as an anti-allergic drug.

Decomposition of Melanin


The brass material contained in the sweet tea decomposes melanin and inhibits the formation of dark spots and chloasma.

Therefore, wild sweet tea is a natural sweet plant with no toxicity, high sweetness, low heat energy and health care function. It is an ideal sugar substitute, avoiding excessive sugar consumption, causing the body to gain weight and induce high People with blood pressure, diabetes, cardiovascular disease, kidney and other diseases have good adjuvant effects and are a natural plant of great development value.

Sweet Tea Planting

In recent years, people have gradually discovered that the rich tea polysaccharides contained in sweet tea have great significance for human health. Gradually, some people have studied the cultivation of sweet tea. Some sweet tea varieties have been cultivated in scale in recent years and embarked on the road of industrial development. In the past, it was controversial to discuss whether "sweet tea" is a kind of tea, but in fact this plant has been eaten as tea in history, and it has more advantages than ordinary tea in certain ingredients; modern science also proves that sweet tea and ordinary tea It is also rich in tea polyphenols, which proves that sweet tea is the most direct proof of tea. Of course, because of its various ingredients, sweet tea can be used as a cash crop, and it is also used as an economic crop. It is mainly used in sugar, medicine, chemical and other industries. Guangxi, Yunnan, Hunan, Jiangxi and other places are planted more.

Application 


The application of sweet tea is very wide. At present, there are mainly six aspects:


1. Sweetener: It adopts high-tech-membrane separation technology and is proposed from low-grade sweet tea. It can be used as a low-calorie sugar-free sweetener for the best edible sugar in western countries and health sugar for food and beverages for diabetics.


2, sweet tea capsule: from the sweet tea extract and the active ingredients in the dual-use medicines, such as: dihydrochalcone, tea polyphenols, silver ketones and other reference medical capsule processing technology, have lipid-lowering, blood pressure The role.


3. Sweet tea effervescent tablets: functional tablets are prepared from sweet tea extract and tea extract by effervescent tablet processing.


4, gift sweet tea: with the sweet tea young leaves to learn from the traditional tea tea processing technology. The color and flavor are excellent, and there is a sweet taste that traditional tea does not have. With the best-selling packaging, it is the most appropriate gift tea.


5, teabag sweet tea: using sweet tea mature leaves as raw materials, through the cutting, sieving, drying and other tea bags process. Mainly for people with high blood pressure and pollen allergy, as well as women and adolescents who like sweet taste and do not like tea.


6. Sweet tea drink: It is made up of sweet tea and tea extract concentrate. It is a true low-calorie health drink without any additives, pigments or sucrose.


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