Virtually nobody has studied the effects of long term high level black tea dosing, at last in part because (I believe) society has an assumption that most peopl

Virtually nobody has studied the effects of long term high level black tea dosing, at last in part because (I believe) society has an assumption that most people aren't that stupid. In the southern US, iced and often sweetened black tea is consumed in large quantities and has been for quite a long time, to the point that the state of Georgia once jokingly introduced a bill mandating the presence of sweet tea on restaurant drink menus.