endothelium, and decrease cardiovascular disease (CVD) risk factors. We sought to test the
effect of flavanol-rich dark chocolate (FRDC) on endothelial function, insulin sensitivity, β-
cell function, and blood pressure (BP) in hypertensive patients with impaired glucose
tolerance (IGT). After a run-in phase, 19 hypertensives with IGT (11 males, 8 females;
44.8±8.0 y) were randomized to receive isocalorically either FRDC or flavanol-free white …