Red blood cells live for up to 4 months, so HbA1c gives an indication of how much sugar you’ve had in your blood over the past few months.

The main task of hemoglobin also includes carrying oxygen to the different parts of the body. The normal levels of HbA1c is greater or equal to 6.5 is considered as diabetes. It shows how well you are controlling your diabetes. HbA1c also is known as Glycosylated, or Glycated Hemoglobin. A blood sample is needed.

A hemoglobin A1c (HbA1c) test measures the amount of blood sugar (glucose) attached to hemoglobin. Finger stick.

HbA1c takes place when glucose is bonded with hemoglobin in the blood.

How Does the HbA1c Test Work?

It's also called HbA1c, glycated hemoglobin test, and glycohemoglobin. A1C test. A1C is a lab test that shows the average level of blood sugar (glucose) over the previous 3 months.

This can be done in your health care provider's office. The hemoglobin A1c test tells you your average level of blood sugar over the past 2 to 3 months. Hemoglobin is the protein found in the red blood cells of the blood which is also responsible for the red color of our blood.

The amount of HbA1c formed is directly related to the amount of glucose in your blood. Hemoglobin is the part of your red blood cells that carries oxygen from your lungs to the rest of your body. Hemoglobin is a substance in red blood cells that carries oxygen to tissues.

It’s different to the blood glucose test, which measures how much sugar you have in your blood at that moment. This is done at a lab. HbA1c levels are reflective of blood glucose levels over the past six to eight weeks and do not reflect daily ups and downs of blood glucose. An HbA1c test shows what the average amount of glucose attached to hemoglobin has been over the past three months. How the Test is Performed. The glycated hemoglobin (HbA1c) test is an important blood test that determine how well you are managing your diabetes.

Two methods are available: Blood drawn from a vein.

T he HbA1c diabetes blood test gives information on the average blood glucose level over the past two to three months.

Blood HbA1c test levels are reflective of how well diabetes is controlled.