How Much Do You Know About the Astringent, Bitter, Umami, and Sweet Tastes of Tea?
The taste of tea is a comprehensive reflection of various flavor compounds in the tea infusion, including sugars, amino acids, polyphenols, and caffeine. Astringency mainly comes from ester-type catechins, bitterness from caffeine and anthocyanins, umami from amino acids (especially theanine , and s...
Tea News · May 28, 2026
It is said that tea is nutritious. What exactly is in tea?
The article explains the key nutritional components found in tea, including tea polyphenols (antioxidants , amino acids (especially theanine , alkaloids like caffeine, various vitamins, fluoride for dental health, and carbohydrates. These components contribute to tea's health benefits such as anti-a...
Tea News · May 20, 2026
Cold Brew Tea, Hot and Cold Are Different
Cold brew tea, made with room temperature or cold water and steeped for a long time, releases less of the bitter-tasting theine and caffeine, while sweet-tasting amino acids dissolve more easily. This makes the tea sweeter and less bitter. It also reduces stomach irritation and sleep disruption due...
Tea News · May 18, 2026
Theanine is a treasure, do you know that?
Theanine is an amino acid found in tea that offers numerous health benefits, including promoting relaxation, enhancing cognitive function, boosting immunity, and potentially aiding in cancer treatment. This article explores the science behind these benefits, such as how theanine affects brain waves...
Tea News · May 10, 2026
Anji White Tea is Green Tea
Anji White Tea, a rising star among Zhejiang teas, is made using green tea processing techniques but appears white in color, hence its name. It belongs to the green tea category based on its production method, not its name or tea variety. Rich in amino acids, tea polyphenols, and other nutrients, An...
Tea News · May 03, 2026
Why Some Teas Taste Good and Others Taste Bad, It's All Because of "Amino Acids" Playing Tricks!
The taste of tea is largely influenced by its amino acid content, which typically ranges from 1% to 4% in tea leaves. Amino acids, especially theanine which is almost unique to tea, contribute significantly to the fresh, sweet, and refreshing flavors in tea. Their presence and concentration affect t...
Tea News · Jan 27, 2026
Nutrition of Wuyi Rock Tea
Wuyi Rock Tea contains a variety of nutrients beneficial to human health. It is rich in essential vitamins, including A, D, E, K, B1, B2, B3, B5, B6, H, C, P, and inositol, most of which are water-soluble and can be fully utilized during brewing. The tea also provides multiple minerals such as potas...
Tea News · Jan 02, 2026
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