Interactive tools to help people with diabetes understand how insulin, food, and exercise interact to affect blood glucose.
Available Simulators
See how the timing of your insulin bolus relative to meal start affects blood glucose. Learn about pre-bolusing and timing for different meal types.
Open Simulator →Explore how splitting a bolus into two doses at different times can better match insulin action to the extended absorption of high-fat meals.
Open Simulator →For insulin pump users: see how adjusting your basal rate before, during, and after exercise affects blood glucose management.
Open Simulator →Understand how exercise lowers blood glucose and how the timing of food and insulin around workouts affects your response.
Open Simulator →Plan for long workouts of 4+ hours. Model pre-exercise fueling, in-exercise nutrition, pump temp basals, and post-exercise recovery.
Open Simulator →