Glossary · Chemistry
Catechins
The main class of polyphenols in tea and the source of much of its astringency and antioxidant activity. EGCG is the most-studied one, and is highest in less-oxidized teas.
The main class of polyphenols in tea and the source of much of its astringency and antioxidant activity. EGCG is the most-studied one, and is highest in less-oxidized teas.