Zone Labs Hemoglobin A1c (HbA1c) Test KitWhat Is HbA1c \nGlucose is a carbohydrate found in the blood and is an important and necessary energy source for your body tissues and brain. Too much glucose circulating in your blood stream over time can cause damage to blood vessels and organ tissues. The Hemoglobin A1c is a simple finger stick blood test that reflects your average blood glucose over the past three months. Since glucose is transported into your cells by insulin, if you develop a