Community Answer

Answered by Dr. Emily Carter, MD

A good fasting blood glucose level typically falls within the following ranges:

  • Normal: 70–99 mg/dL (3.9–5.5 mmol/L)
  • Prediabetes: 100–125 mg/dL (5.6–6.9 mmol/L)
  • Diabetes: 126 mg/dL (7.0 mmol/L) or higher on two separate tests

Fasting blood glucose is measured after not eating for at least 8 hours. Maintaining a healthy fasting blood glucose level is crucial for preventing diabetes and managing overall health. If your levels are consistently outside the normal range, consult a healthcare provider for further evaluation and guidance.

Last updated: 1/12/2025

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