In recent years , the scientific worker already more and more focused the attention on the catechin of epigallocatechin gallate was in particular most noticeable .
Green tea is rich in catechin polyphenols , especially epigallocatechin gallate ( egcg ) .
绿茶儿茶素多酚丰富,尤其儿茶素酸酯。
In the trials phung 's team studied , the researchers were unable to test for a ' dose-response ' effect , which would have shown whether the cholesterol benefits increase as the catechin dose goes up .