Low blood sugar reactions can be a problem when school buses are delayed or when meals are delayed. It is important to carry snacks for emergencies, such as a late bus. If a family member is late arriving home for a meal, it is wise for the child with diabetes to go ahead and eat. Avoidance of extra snacks was one of the factors in the DCCT which resulted in better sugar control. People who snack constantly will usually have constantly elevated blood sugar levels.
Snacks help to balance the insulin activity.
Peaks in insulin activity vary from person to person, and you will learn from experience when you need a snack. It may be before lunch, in the late afternoon, or at bedtime. Discuss your need for snacks at your clinic visits. Almost everyone with diabetes needs a bedtime snack. Suggestions for daytime and bedtime snacks are given in Table 1 and Table 2 .