Dawn Phenomenon
See the morning rise your liver adds on its own, and what breakfast, a bolus, or a pump’s basal rate does about it. Waking is at 6:00 AM.
Method
MDI (Injections)
Insulin Pump
Breakfast
Food Time
7:00 AM
Food Amount
100%
Bolus
Bolus Time
7:00 AM
Bolus Amount
100%
100% is the dose the meal needs. Above it is a correction on top.
Pump Basal
Change Time
4:00 AM
Basal Rate
100%
100% is the usual rate. The new rate runs from the change time to the end of the chart.
Dawn Effect
Carb Effect
Insulin Effect
Basal Effect
Educational only — not medical advice. © 2026 Beta Cell Foundation