Main Pigment Substances in Pu'er Tea
The main pigment substances in Pu'er tea are theaflavin, thearubigin, and theabrownin, which are considered the primary water-soluble oxidation products of tea polyphenols. Theaflavin is the main component responsible for the brightness of the tea liquor; thearubigin gives the tea liquor its red col...
Tea News · May 08, 2026
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