1. Green tea extract e mafai ona aveesea radicals ma anti-matua.
2. Green tea extract e iai sona a'afiaga i le anti-manuminumi.
3.Green tea extract e mafai ona faʻaitiitia le toto toto, toto suka ma lipids toto.
4.Green tea extract e mafai ona faʻaleleia le gaioiga puipuia ma le puipuia o le malulu.
5. Green tea extract e mafai ona avea ma anti-bacterium, ma le galuega ole sterilization ma deodorization.
6. Green tea extract can be anti-radiation,anti-cancer, inhibiting the increase of cancer cell.