Diabetes MonitoringUpdated 2025-12-24Medically Reviewed
Fructosamine
Everything you need to know about Fructosamine levels, including what normal ranges look like and what abnormal results might indicate.
Standard Reference Range
Unit: µmol/LMale Reference Range
205–285 µmol/L
Female Reference Range
205–285 µmol/L
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Reference ranges may vary slightly between laboratories. Always consult your doctor for interpretation.
What is Fructosamine?
Fructosamine measures glycated serum proteins, reflecting average blood glucose over the past 2–3 weeks—shorter than HbA1c.
Key Takeaway
Use fructosamine when HbA1c is unreliable (anemia, hemoglobin variants, pregnancy) or when recent therapy changes need quick feedback.
Why is this test performed?
- Monitor short-term glucose control in diabetes
- Evaluate gestational diabetes adjustments
- Assess patients with conditions affecting red blood cells
Interpreting Your Results
- High: Poor glucose control in recent weeks
- Low: Possible hypoglycemia or over-treatment
Related Tests
- HbA1c / Glucose: Standard long- and point-in-time metrics
- Glucose Tolerance Test: Diagnoses diabetes or prediabetes
- Insulin: Helps evaluate insulin resistance or therapy
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