Panel guide

Glucose

Blood glucose measures the amount of sugar circulating at the time of the draw.

General biomarker education — not personalized medical advice. Learn more

What it measures

Serum or plasma glucose reflects circulating glucose concentration, often reported in mg/dL in the United States.

Why people track it

Glucose appears on many metabolic panels. Tracking confirmed values helps organize fasting and non-fasting results over time.

How to read your report

Whether you were fasting, and for how long, can change interpretation. Check your report notes for fasting status when available.

Important note

This is general information about laboratory markers. It is not a diagnosis, treatment plan, or personalized medical advice. Discuss your results with your clinician.

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Questions for your clinician

  • Was this glucose draw fasting, and does that change how we read it?
  • How does this value fit with my A1c history?

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