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Inflammation

CRP Level: Normal Range and What a Raised CRP Means

CRP is a key inflammation marker for preventive health. Regular monitoring helps detect hidden inflammation before it leads to larger health concerns.

Doctor's Assessment Included

Reference Ranges

See the value that applies to you:

Choose male or female — this range differs by sex.

Enter your age — this range changes with age.

This range also depends on context such as cycle phase or sample material; the highlighted rows apply to your group.

Male Your group
mg/l
Normal < 10 High
Female Your group
mg/l
Normal < 10 High

Reference ranges may vary between laboratories. When you order a test, a BIG-registered doctor assesses your personal results in context. For treatment decisions, discuss your results with your GP.

Check your own value

What It Measures

This test measures the CRP concentration in your blood. Elevated levels indicate the presence of inflammation somewhere in the body, though it does not pinpoint the location or cause.

Why It Matters

CRP is a sensitive indicator of inflammation. Monitoring can help track infections, autoimmune conditions, and post-surgical recovery. Chronically elevated CRP may be associated with increased health risks. Consult your healthcare provider.

When to Test

Testing may be recommended when infection or inflammation is suspected, to monitor chronic inflammatory conditions, or to assess response to treatment.

Symptoms

Low Levels

Low CRP levels are normal and indicate minimal inflammation. No symptoms are associated with low CRP.

High Levels

High CRP may be associated with infection, tissue injury, chronic inflammation, or autoimmune conditions. Symptoms depend on the underlying cause and may include fever, pain, and swelling.

Recommendations

Male

If Low

Normal CRP indicates low inflammation. Maintain healthy lifestyle habits.

If High

Elevated CRP indicates inflammation or infection. Consider anti-inflammatory diet, exercise, and evaluation for underlying conditions.

Female

If Low

Normal CRP indicates low inflammation. Maintain healthy lifestyle habits.

If High

Elevated CRP indicates inflammation or infection. Consider anti-inflammatory diet, exercise, and evaluation for underlying conditions.

Lifestyle Tips

An anti-inflammatory diet rich in fruits, vegetables, omega-3 fatty acids, and whole grains may help manage CRP levels. Regular exercise, stress management, and adequate sleep also support healthy inflammation responses.

Frequently Asked Questions

What is the difference between CRP and hs-CRP?
Standard CRP measures higher levels of inflammation from infections or acute conditions. hs-CRP (high-sensitivity) detects lower levels and is used to assess cardiovascular risk.
Can exercise affect CRP levels?
Intense exercise may temporarily raise CRP, while regular moderate exercise tends to lower chronic CRP levels over time.
What causes chronically elevated CRP?
Chronic elevation may be associated with conditions such as obesity, autoimmune disorders, or chronic infections. Your healthcare provider can investigate the underlying cause.

Test Products

This marker is included in the following test panels.

InsideTracker

A 36-biomarker performance and longevity panel inspired by InsideTracker Ultimate — covering heart, hormones, metabolism, inflammation, recovery and iron status.

SHBG (Sex Hormone Binding Globulin) TSH (Thyroid Stimulating Hormone) ALT (Alanine Aminotransferase) LDL Cholesterol GGT (Gamma-Glutamyl Transferase) Cortisol DHEA-S Estradiol (E2) Free Testosterone Total Testosterone Folate (Folic Acid) Vitamin B12 Calcium Ferritin Iron (Serum) Magnesium Magnesium (Intracellular) Potassium Progesterone Sodium Transferrin CRP (C-Reactive Protein) Glucose (Fasting) HbA1c (Glycated Hemoglobin) ApoB (Apolipoprotein B) HDL Cholesterol Total Cholesterol Albumin AST (Aspartate Aminotransferase) Vitamin D (25-OH) Insulin (Fasting) Leukocyte Differential Creatine Kinase (CK) Transferrin Saturation Triglycerides Basic Blood Count
€399,-

Whoop

A 44-biomarker comprehensive health panel inspired by WHOOP Advanced Labs — a deep look at metabolism, cardiovascular risk, hormones, liver, kidney and inflammation.

SHBG (Sex Hormone Binding Globulin) TSH (Thyroid Stimulating Hormone) ALT (Alanine Aminotransferase) LDL Cholesterol Cortisol DHEA-S Estradiol (E2) Free Testosterone FSH (Follicle Stimulating Hormone) LH (Luteinizing Hormone) Total Testosterone Bicarbonate Calcium Chloride Ferritin Iron (Serum) Magnesium Potassium Sodium Transferrin CRP (C-Reactive Protein) Homocysteine Glucose (Fasting) HbA1c (Glycated Hemoglobin) ApoB (Apolipoprotein B) HDL Cholesterol Omega-3 Index Total Cholesterol Albumin HOMA-IR ALP (Alkaline Phosphatase) AST (Aspartate Aminotransferase) Bilirubin (Total) Total Protein Urea (BUN) Creatinine Vitamin D (25-OH) eGFR (Estimated Glomerular Filtration Rate) Insulin (Fasting) Leukocyte Differential Transferrin Saturation Lipoprotein(a) Triglycerides Basic Blood Count
€499,-

CRP (C-Reactive Protein)

€18,-