http://articles.mercola.com/sites/articles/archive/2008/01/02/caffeine-and-sugar.aspxConsuming caffeine and sugar together can trick the brain into believing that the blood sugar level is too low, even though it is above the threshold for hypoglycemia. Caffeine affects the brain in two ways, it drops your blood flow in your brain andenCommunityServer 2008.5 SP1 (Build: 31106.3070)