Introduction to Tea Polyphenols
Tea polyphenols are a general term for compounds in tea including catechins, acetone compounds, phenolic acids, and anthocyanins. Also known as tea tannins, they are easily soluble in water and ethanol with a bitter taste. Extracted from teas like Fuding White Tea, they appear as brownish-yellow or...
Tea News · Nov 17, 2025
Basic Components and Efficacy of Tea
Tea contains several key components including catechins (commonly known as tea tannins , which are unique to tea and impart a bitter, astringent taste while offering antioxidant, anti-tumor, and cholesterol-lowering benefits. Caffeine contributes to the bitter flavor of tea and helps maintain alertn...
Tea News · Nov 04, 2025
Comparison of Two Methods for Determining the Content of Tea Polyphenols in Tea
Tea Polyphenols are a general term for polyphenolic compounds found in tea, including flavanols, anthocyanins, flavonoids, flavonols, and phenolic acids. Among these, flavanols (catechins are the most significant, accounting for about 70% of the total tea polyphenols. Tea polyphenols, also known as...
Tea News · Jun 14, 2025
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