For people with diabetes, the body does not make enough insulin to regulate blood sugar levels. As a result, blood sugar levels may be too high. Over time, consistently high blood sugar levels can lead to complications such as nerve, eye, kidney, and heart damage. Postprandial refers to after meals. What is a postprandial blood sugar test? Also known as a two-hour PPG test, a postprandial blood sugar test is done to see how the body responds to starch and sugar after a meal. As the body digests food in the stomach, blood sugar levels…