Creatinine (Cr)
Waste product from muscle metabolism. Elevated levels indicate impaired kidney filtration.
Typical normal range
Men: 0.7–1.3 · Women: 0.6–1.1 mg/dL
If high ↑
Acute kidney injury, chronic kidney disease, dehydration, high muscle mass
If low ↓
Low muscle mass, malnutrition, late pregnancy
What is a normal Creatinine level?
A typical reference range is Men: 0.7–1.3 · Women: 0.6–1.1 mg/dL. Ranges vary between laboratories and can depend on age and sex, so compare your result with the range printed on your own report.
What does a high Creatinine level mean?
Acute kidney injury, chronic kidney disease, dehydration, high muscle mass. A single result rarely gives a diagnosis on its own; your doctor will interpret it alongside your symptoms and other tests.
What does a low Creatinine level mean?
Low muscle mass, malnutrition, late pregnancy. Your doctor will interpret it alongside your symptoms and other tests.
About the Metabolic Panel
A metabolic panel checks blood sugar, electrolytes and kidney function. It gives a broad picture of how your body handles energy and balances fluids.
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Medical disclaimer: Reference ranges vary by laboratory, age, sex, and clinical context. This page is for educational purposes only and is not a diagnosis. Always discuss your results with a qualified healthcare professional.