Green tea extract may harm liver in people with certain genetic variations. More is not necessarily better especially when evidence is limited about its health benefits.

Medical Mythbusting Commentary for December 2, 2022

Source:
Green tea extract may harm liver in people with certain genetic variations

Reference:
Hepatotoxicity with High-Dose Green Tea Extract: Effect of Catechol-O-Methyltransferase and Uridine 5’-Diphospho-glucuronosyltransferase 1A4 Genotypes