Green Tea is an extremely powerful anti-oxidant that may help protect against cancer by blocking the formation of cancer causing compounds, and suppressing the activation of carcinogens. It lowers cholesterol levels and reduces the clotting tendency of the blood; stimulates the immune system; fights tooth decay. It helps regulate blood sugar and insulin levels. It combats mental fatigue; delays the onset of atherosclerosis. Green Tea has been shown to help asthma sufferers; may help prevent an enlarged prostate.