Insulin A hormone produced by the pancreas that helps glucose move into cells of the body where it is used as energy. Insulin is the only hormone in the body that can lower the glucose level in the blood. Related Articles: Episode 1: Inaugural Diabetes Deconstructed Podcast with Amy RohrbaughContinuous Glucose MonitoringType 1 and Type 2 DiabetesWelcomeOur Diabetes Nurse