THEAFLAVIN - Uses, Side Effects, and More - WebMD
网页Theaflavin is a chemical in black tea that is formed from fermentation of green tea. It is used as medicine. People take theaflavin for high levels of cholesterol or other fats (lipids) in the...
Theaflavin - Wikipedia
网页Theaflavin (TF) and its derivatives, known collectively as theaflavins, are antioxidant polyphenols that are formed from the condensation of flavan-3-ols in tea leaves during the enzymatic oxidation (sometimes erroneously referred to as fermentation) of black tea.
Theaflavin Chemistry and Its Health Benefits - PMC
网页2021年11月18日 · Theaflavins (TFs) comprised of a large group of polyphenols abundantly present in black and oolong teas. TFs are the biflavonoid class consisting of a benzotropolone skeleton and accounting for about 2% of dried tea leaves. TFs are the main oxidation products of catechins and aggregates during the fermentation steps [5, 6].
茶黄素 - 维基百科，自由的百科全书
网页茶黄素 （英語： theaflavin），亦稱為「茶黃質」，是存在于 红茶 中的一种金黄色色素，為茶叶发酵的产物。 在 生物化学 上，茶黄素是一类多酚羟基具苯骈 䓬酚酮 结构的物质。 因红茶加工烘焙的方法不同，茶黃質佔紅茶乾重的0.3~1.8%, 或可溶分的1.0~5.9 %,水溶液呈橙紅色，對 红茶 茶湯的明亮和口感強度有絕對的貢獻，更是紅茶重要的品質指標。 茶黃質是由特定的兒茶素經多元酚氧化酶催化，聚合而來的。 [1] 參見. 食品中植物化學物質列表 （英 …
Theaflavin Chemistry and Its Health Benefits - PubMed
网页2021年11月18日 · The current manuscript summarizes both the chemistry and various pharmacological effects of TFs on human health, lifestyle or aging associated diseases, and populations of gut microbiota. Furthermore, the biological potential of TFs has also been focused to provide a deeper understanding of its mechanism of action.
Synthesis of Theaflavins and Their Functions - PMC
网页2018年4月16日 · The polyphenolic compound, theaflavin, and its galloyl esters (theaflavins) are the primary red pigments in black tea that possess several health benefits, including fat-reducing and glucose-lowering capabilities and lifestyle-related disease prevention related to anti-obesity, anticancer, anti-atherosclerotic, anti-inflammatory, antiviral ...
Research progress on theaflavins: efficacy, formation, and …
网页2017年7月3日 · Background: Theaflavins (TFs) are a category of natural compounds characterized with the benzotropolone skeleton. The prominent benefits of TFs have been well documented. Amount of research were conducted and excellent achievements were disclosed during the past years. However, as far as we know, there is no comprehensive review about TFs.
Research progress on theaflavins: efficacy, formation, and
网页2017年7月3日 · Background : Theaflavins (TFs) are a category of natural compounds characterized with the benzotropolone skeleton. The prominent benefits of TFs have been well documented. Amount of research were conducted and excellent achievements were disclosed during the past years.
Research progress on theaflavins: efficacy, formation, and preparation
网页2017年7月3日 · ABSTRACT. Background: Theaflavins (TFs) are a category of natural compounds characterized with the benzotropolone skeleton. The prominent benefits of TFs have been well documented. Amount of research were conducted and excellent achievements were disclosed during the past years.
Theaflavins from Black Tea, Especially Theaflavin-3-gallate, …
网页2008年12月2日 · Theaflavins, which are formed in the production of black tea, have been suggested being responsible for the blood-cholesterol-lowering (BCL) effects of tea. We hypothesized that the effect of theaflavins on BCL could be through interference in the formation of dietary mixed micelles, which could result …