What Is the Normal Creatinine Level?

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Creatinine is one of the most important markers used to assess how well your kidneys are functioning. High creatinine levels in the blood can indicate kidney damage or reduced kidney function — but what’s considered normal?

Let’s understand what your creatinine level really means and when it’s time to consult a nephrologist.


What Is Creatinine?

Creatinine is a waste product formed when your muscles use energy. Your kidneys filter it out of your blood and excrete it through urine.

So, the amount of creatinine in your blood gives doctors a good idea of how well your kidneys are doing their job.


Normal Creatinine Levels (Reference Range)

Category Normal Range (mg/dL)
Adult Men 0.7 – 1.3 mg/dL
Adult Women 0.6 – 1.1 mg/dL
Children (1–18 years) 0.3 – 1.0 mg/dL
Elderly May vary slightly due to muscle loss

Note: These values can vary slightly between laboratories, depending on their testing methods.


What Causes High Creatinine Levels?

High creatinine (also called hypercreatininemia) can occur due to:

  • Kidney diseases (e.g., chronic kidney disease)

  • Dehydration

  • High-protein diet

  • Certain medications (like NSAIDs or antibiotics)

  • Muscle injury or breakdown

  • Diabetes or high blood pressure-related kidney issues


What Causes Low Creatinine Levels?

Low creatinine is less common but may occur in:

  • Low muscle mass (elderly, malnourished)

  • Pregnancy

  • Liver disease

  • Certain muscle disorders


When Should You See a Nephrologist?

If your creatinine levels remain consistently above 1.3 mg/dL (in men) or above 1.1 mg/dL (in women), or if your eGFR is below 60, it’s time to see a nephrologist.

They can help identify the cause of your kidney function decline and suggest personalized treatment plans.

If you’re in Delhi NCR, consult expert kidney specialists at Aartas Nephrology Department. They provide advanced diagnostic and treatment facilities for all types of kidney disorders.


Tips to Maintain Healthy Creatinine Levels

  • Stay hydrated throughout the day.

  • Limit red meat and high-protein diets if your doctor advises.

  • Avoid over-the-counter painkillers that may harm kidneys.

  • Keep diabetes and blood pressure under control.

  • Get regular kidney function tests if you’re at risk.


Conclusion

A “normal” creatinine level is a sign of healthy kidneys — but even a small rise could signal early kidney stress.
Don’t ignore abnormal results; instead, consult an experienced nephrologist for timely evaluation and management.

For trusted kidney care in Delhi NCR, visit Aartas – Kidney & Nephrology Clinic.