Is Hypoglycemia Preventing You From Solving Your Health Problems? In order for your body to function properly, you need to get nutrients and a fuel source to your cells; this would be in the form of glucose or fat. The ideal level of blood sugar should be between 85 -100 on a fasting blood draw in the morning. If the blood sugar is 84 or below it is considered “functional Hypoglycemia” This is in contrast ...