Protocatechuic acid intake to prevent "too far"
Drinking green tea can prevent cancer, because it is rich in a protocatechuic acid called polyphenols. But good things to eat, Japanese researchers found that excessive intake of protocatechuic acid harmful to human DNA damage, to induce cancer, which is "too far" truth.
Many people like to drink green tea daily life, this is a good habit, moderate intake of this way of protocatechuic acid beneficial to human health. So some people taking only protocatechuic acid, to prevent cancer. Mie University School of Medicine Professor western Sichuan is estimated proved by experiments, if people eat the concentration of protocatechuic acid in green tea contains 40 times that of protocatechuic acid will be DNA damage, DNA damage and carcinogenesis are closely related.
"Yomiuri Shimbun" reported the news recently protocatechuic acid inhibited atherosclerosis-causing substances, "health power" in the daily life of tea no problem, but the adverse impact of excess protocatechuic acid attention. Protocatechuic acid in the majority of green tea, oolong tea and black tea in the content rich.