Cystatin C

More accurate marker of kidney function than creatinine

4/22Providers
Kidney FunctionCategory
0.53-0.95 mg/LReference

Limited Availability

4 providers include this

Category

Kidney Function

Reference Range

0.53-0.95 mg/L

What is Cystatin C?

More accurate marker of kidney function than creatinine

Why It Matters

More precise measure of kidney filtration, especially useful in elderly, muscular individuals, or those with abnormal creatinine. Better predictor of cardiovascular risk and mortality.

Reference Range: 0.53-0.95 mg/L

Which Providers Test Cystatin C?

Mito Health
Included in panel
Function
Included in panel
Marek Complete
Included in panel
Marek Exec.
Included in panel

Full Provider Comparison

ProviderIncludesAnnual CostBiomarkers
SuperpowerSuperpower—$199100+ (150 with ratios)
WHOOP Advanced LabsWHOOP Advanced Labs—$34965
Labcorp OnDemandLabcorp OnDemand—$39830+
Life ExtensionLife Extension—$48640+
EverlywellEverlywell—$46883
Mito HealthMito Health✓$349100+
InsideTrackerInsideTracker—$68054
Function HealthFunction Health✓$365100+
Marek Health BaseMarek Health Base—$25065
Marek Health ComprehensiveMarek Health Comprehensive—$49570+
Marek Health CompleteMarek Health Complete✓$895100+
Marek Health ExecutiveMarek Health Executive✓$1950150+
BlueprintBlueprint—$399100+
Quest HealthQuest Health—$Varies75+
Empirical HealthEmpirical Health—$190100+
Oura Health PanelsOura Health Panels—$9950
SiPhox HealthSiPhox Health—$12560
Hims Labs BaseHims Labs Base—$19950
Hims Labs AdvancedHims Labs Advanced—$499120+
HealthspanHealthspan—$418880+
Vitality Blueprint StandardVitality Blueprint Standard—$37585
Vitality Blueprint EliteVitality Blueprint Elite—$700129

Ready to Test Cystatin C?

4 providers include this biomarker in their panels

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Frequently Asked Questions

What does Cystatin C test for?
Cystatin C is a kidney function biomarker. More accurate marker of kidney function than creatinine The normal reference range is 0.53-0.95 mg/L.
Which providers include Cystatin C?
4 of 22 providers include this test:Mito Health, Function, Marek Complete, Marek Exec..
How often should I test Cystatin C?
For most people, testing 2-4 times per year is recommended to establish baseline levels and track trends. Consult your healthcare provider for personalized recommendations.
What is the optimal range?
The standard reference range is 0.53-0.95 mg/L. Many functional medicine practitioners recommend tighter optimal ranges for peak health. Your ideal range may vary based on age, sex, and health goals.
Why is Cystatin C important?
More precise measure of kidney filtration, especially useful in elderly, muscular individuals, or those with abnormal creatinine. Better predictor of cardiovascular risk and mortality.

Medical Disclaimer

This information is for educational purposes only and is not medical advice. Always consult with a qualified healthcare provider about your specific health needs.