DWM Green Tea and Diabetes Prevention. There are indications that green tea can reduce the risk of developing diabetes. According to one study in Japan, people who drank six or more cups of green tea daily were 33 percent less likely to develop type 2 diabetes than people who drank just one cup per week.

Green Tea and Diabetes Prevention. There are indications that green tea can reduce the risk of developing diabetes. According to one study in Japan, people who drank six or more cups of green tea daily were 33 percent less likely to develop type 2 diabetes than people who drank just one cup per week.