Some key elements to look for include: 1  The NFRC Label: National Fenestration Rating Council (NFRC) is a non-profit organization that administers the only independent rating and labeling system for the energy performance of windows, doors, skylights and attachment products.
At one hour, your test falls into the normal, non-diabetic range if your blood glucose remains below 200 mg/dL. Two hours after your meal, blood glucose should remain below 140 mg/dL. A level of over 200 mg/dL at two hours post-prandial -- which means after a meal -- indicates diabetes.
Normal Levels After Eating. Healthy, non-diabetic people normally have blood glucose levels of less than 120 milligrams per deciliter two hours after a normal meal, rarely exceeding 140 mg/dL, according to an American Diabetes Association article in the April 2002 issues of Clinical Diabetes..