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Tea research

Identification and profile of phenolamides with anthracnose resistance potential in tea (Camellia sinensis)

February 5, 2024

Tea anthracnose significantly impacts China’s tea production, with no effective control methods currently available. Research has shifted towards phenolamides, secondary metabolites with potential disease resistance properties. Although these compounds are…

Puer tea returns from space

Popular Chinese Puer tea returns from space even better than before

December 19, 2022

South China Morning Post published this video item, entitled “Popular Chinese Puer tea returns from space even better than before” – below is their description. Scientists in China’s southwestern Yunnan…

New Discovery Explanes

New Discovery Explains Antihypertensive Properties of Tea

March 25, 2021

A new study from the University of California, Irvine shows that compounds in both green and black tea relax blood vessels by activating ion channel proteins in the blood vessel…

Behavior
USA

Profiles of Tea Drinkers in the US Air Force

November 29, 2019

In the USA, caffeine consumption among active duty US Air Force personnel has been studied. The following facts have been revealed. The proportion of people consuming caffeinated beverages in the…

Phytosterols and Fatty Acids in Camellias

November 21, 2019

Chinese scientists studied the sterol composition and the content of fatty acids in the oils obtained from the seeds of plants belonging to three different sections of the Camellia genus:…

A tricky system for recognizing the astringency of tea

March 30, 2019

Taiwanese experts took the challenge of creating a technique that allows to recognize the taste characteristics of tea without the participation of tea tasters. The prerequisites for such work are…

Radical scavenging activity of Yabukita and Benifuuki

March 11, 2019

German researchers have tested the ability of green teas made from Yabukita and Benifuuki cultivars to protect skin cells from the effects of free radicals. 32 people took part in…

Wellness and Mood

Antioxidant properties of green tea aroma

January 28, 2019

During twenty weeks Japanese specialists were sprinkling with green tea ethanol solution the bedding in the cages for 9-week-old female mice. The bedding was soaked with the tea solution, and…

Tea and alcohol as components of the health-improving Dutch diet

January 14, 2019

Dutch specialists have developed a diet that, in their opinion, should reduce the risk of developing a number of chronic diseases in adults. And tested it on almost ten thousand…

Polyphenols

The most secret polyphenol knowledge

December 23, 2018

One English professor wrote a remarkable article in which he described the specificity of polyphenols as components of a diet. Among other interesting topics, the author of the article explains…

Tea Compounds

Alkenes, alkanes and other compounds in dark teas

December 23, 2018

Chinese scientists have compared the composition of aromatic volatiles forming the flavors of Chinese post-fermented teas — pu-erh, liubao, Ya’an Tibetan tea, jingweifu, fu zhuan and quingzhuan. And the aromas…

Polyphenols

Identification of epigallocatechin-3-O-methyl-gallate in a Korean tea cultivar

December 17, 2018

Epigallocatechin-3-O-methyl-gallate (or methylated catechin) is not as widely known as other catechins — components of tea. And this is not due to the fact that its name is more complicated.…

Growing and Harvesting

Green tea leafhoppers are still at large and uncontrolled

December 11, 2018

Specialists from Hangzhou Tea Research Institute, Chinese Academy of Agricultural Science, are working on the creation of attractants for green tea leafhoppers, which are well-known as tea pests, but at…

Producing Technologies

Yellow light irradiation during withering improves black tea quality

December 11, 2018

Researchers from Hanzhou and Huazhong used different light sources (ultraviolet, yellow, blue, purple, orange, red, cyan, green and white) to irradiate tea leaves, which were then used to make black…

Wellness and Mood

Tea-induced calmness

December 11, 2018

Department of Food Science, University of Arkansas, has studied the effect of tea (instant tea powder, pure and sweetened with sugar, sucralose and stevia) on the emotional state of consumers…

The shorter the sleep, the sweeter the drink

December 11, 2018

A study of habits and lifestyle of American adults showed that people who sleep fewer hours consume more sweet and, mainly, caffeinated drinks. In the course of the study, an…

Effects of oolonghomobisflavan A on oxidation of low-density lipoprotein

December 11, 2018

One of the most important qualities of a tea man is the ability to see high poetry in the simplest and most common things. In the murmur of clear water…

Wellness and Mood

Mice on green tea diet do not lose weight at night

December 11, 2018

For twenty days Brazilian scientists fed twenty Swiss four-month-old female mice two different diets. One group of mice received a standard diet, and the other — a high-glucose mixture of…

Tea and coffee consumption has little effect on pregnant Dutch women

December 11, 2018

Dutch experts have analyzed data on tea and coffee consumption as well as health conditions of 936 pregnant women (healthy, with uncomplicated pregnancy). The results of their study report the…

Theanine vs. stress; caffeine and catechins vs. theanine

December 11, 2018

Japanese experts have conducted a pilot study of the anti-stress effect of tea with a lower content of caffeine and catechins. The matter is that theanine, contained in tea, in…

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