Are you diabetic if your glucose levels is 6.3?

It depends on when the glucose level was measured. If it was measured while fasting (i.e., after not eating for at least 8 hours), then a glucose level of 6.3 mmol/L (113 mg/dL) or higher is considered to be diabetic. However, if the glucose level was measured at a random time (i.e., not after fasting), then a glucose level of 11.1 mmol/L (200 mg/dL) or higher is considered to be diabetic.

It's important to note that a single high glucose level does not necessarily mean that you have diabetes. Diabetes is diagnosed based on a pattern of elevated glucose levels over time. If you have a fasting glucose level of 6.3 mmol/L (113 mg/dL), your doctor may recommend additional tests, such as a glucose tolerance test, to confirm the diagnosis of diabetes.