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Metabolic

Fasting glucose

Clinical biomarkerGlycemicBloodmmol/L

A snapshot of circulating glucose after fasting.

What it measures

Plasma glucose concentration after a defined fasting period.

Why it matters

Used in screening and diagnosis of dysglycemia and diabetes.

How to interpret it

Interpret with clinical context and, when needed, repeat testing or complementary glycemic measures.

Important limitations

Single measurements vary with illness, stress, sleep, medications and pre-analytic conditions.

Evidence status

Clinical biomarker

Established clinical glycemic biomarker.

Research & guidance

Original papers, validation studies, reviews and clinical guidance connected to this measurement.

For education and evidence exploration, not diagnosis or individualized medical advice.