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Glycated albumin (serum/plasma)

Published: August 9, 2026Updated: August 16, 2026

This test measures the percentage of albumin in your blood that has been chemically linked to sugar (glycated), reflecting your blood sugar levels over the past 2–3 weeks.

Quick summary

["Glycated albumin helps track blood sugar control without needing frequent finger-prick tests."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
2318-4
Short code
GABA SerPl-mCnc
Synonyms
GABA SerPl-mCnc
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why Glycated Albumin Matters

Unlike hemoglobin A1c, which measures sugar attachment to red blood cells (lasting ~3 months), glycated albumin reflects recent blood sugar trends more closely, especially useful for those with shorter red blood cell lifespans (e.g., kidney disease).

How It’s Done

A small blood sample is taken from your arm. The lab analyzes the serum or plasma for glycated albumin using an immunoassay method.

What It Indicates

Higher levels suggest poor blood sugar control, while lower levels may indicate recent lower blood sugar or specific health conditions affecting albumin metabolism.

Clinical Significance

Glycated albumin is particularly valuable for patients with kidney disease or those who cannot tolerate long-term hemoglobin A1c testing due to red blood cell disorders.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

◆Associated findings1

Short name

Glycated Albumin

Frequently asked questions

What causes glycated albumin levels to change?
Changes can result from diabetes, kidney disease, liver problems, or medications affecting albumin production. Recent blood sugar fluctuations (e.g., from illness or diet) may also impact results.
How often should I get this test?
Your healthcare provider will determine frequency based on your health status. Glycated albumin may be checked alongside other tests (e.g., fasting blood glucose) for personalized care.
Can glycated albumin replace hemoglobin A1c?
No. While glycated albumin provides recent blood sugar insights, hemoglobin A1c remains the gold standard for long-term diabetes management. Both tests complement each other in monitoring.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy