What is EGCG? (-)- Table epigallocatechin gallate (EGCG) is an ingredient extracted from Chinese green tea, which is the main activity of green tea and water-soluble ingredients, is the highest content of catechins in the components , it accounts for 10-15% of the total green tea catechins. Catechins, including EGCG, EGC, ECG, EC, GCG, etc., in which antioxidant activity followed by EC