In type 1 diabetes, insulin regimen cannot lead to optimal blood glucose control unless it is accompanied by appropriate dietary measures.(23) In fact, carbohydrate counting is required in order to estimate prandial doses of insulin.(24) Therefore, it is anticipated that most type I diabetes patients receive, at least, basic nutrition recommendations from their treating physicians that have improved their DK level. The gene discussed is INS; the disease is type 1 diabetes mellitus.