The in vivo antioxidant and antifibrotic properties of green tea (Camellia sinensis, Theaceae)

► The paper evaluates the in vivo antioxidant and antifibrotic properties of green tea. ► Green tea was rich in catechins and EGCG, ECG and EGC were the major catechins. ► Green tea reduced the TBARS and protein carbonyls levels in liver caused by CCl4. ► Green tea increased the activities of the antioxidant-defence system in the livers. ► Green tea has the ability to protective effect against CCl4-induced hepatic fibrosis.