High-carbohydrate meals stimulate the 'indoleamine' pathway, which normally occurs in the evening of the circadian cycle when you are winding down to a night of sleep. Meals don't have to 'look' like your typical fare for a particular time of day, as long as the content and size of the servings is what's recommended in your Plan pages. For instance, if the airline is serving a breakfast of either French toast or a cheese omelet, and you are supposed to be having a high-carbohydrate supper, choose the French toast because of its high carbohydrate content. Following the StopJetLag plan for the final Light Meal day before changing to a new time zone is most critical . Thus, the Large Meal breakfast on destination time firmly cues your body to the new time pattern .
Caffeine is another powerful 'zeitgeber'.
If you do drink caffeine regularly, it is very important that you follow the caffeine recommendations found in your StopJetLag Plan. Decaffeinated beverages can be used at any point during the StopJetLag regime. The facts about what caffeine actually does to our biochemistry may be surprising. In other words, caffeine can actually rob the body of available energy reserves. The program takes into consideration the important variations in its effect on your body clock depending on when it is consumed, and for this reason some of the instructions for its use may seem odd.