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Citrate
Measures citrate concentration in blood to assess metabolic function and kidney stone risk.
Why This Biomarker Matters
Citrate levels affect kidney stone formation and bone health. Low citrate increases kidney stone risk, while abnormal levels may indicate metabolic disorders requiring intervention.
Understanding Your Results
Normal Range
100 – 200 umol/L
Optimal Ranges
Clinician-defined 4-point reference thresholds (mmol/mol creatinine)
Default Range
Overview
Citrate is an organic acid that plays important roles in energy metabolism and bone health. Blood citrate levels reflect metabolic function and can indicate metabolic disorders or mineral imbalances. Citrate is also critical for preventing kidney stone formation—low citrate increases stone risk while adequate levels provide protection. Testing is sometimes ordered to evaluate kidney stone formation risk, assess metabolic acidosis, or investigate abnormal mineral metabolism. Citrate supplementation is occasionally used therapeutically to prevent recurrent kidney stones, making baseline measurement useful for treatment monitoring.
Research & Evidence
100 publications
Research data from MEDLINE/PubMed · 100 articles
Technical Information (LOINC Codes)
Standardized laboratory codes for this biomarker
15038-3Primary14650-62127-92128-721203-56687-857337-857338-657339-425876-42126-110567-627133-834266-741022-5Available Lab Tests
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