Sharing by our honorary correspondent Joe Fernandez

Normal and Target Blood Glucose Ranges

 

Normal Blood Glucose Levels in People Who Do Not Have Diabetes

 

Upon waking-fasting                                                           70 to 99 mg/dL
After meals                                                                           70 to 140 mg/dL

 

Target Blood Glucose Levels in People Who Have Diabetes

 

Before meals                                                                         70 to 130 mg/dL
1 to 2 hours after the start of a meal below                       180 mg/dL

 

 

Source: American Diabetes Association. Standards of Medical Care in Diabetes-2008. Diabetes Care. 2008;31:S12-S54.