Test ID: FCPEP
C-Peptide, Urine (Includes Creatinine)
Reference Values
Describes reference intervals and additional information for interpretation of test results. May include intervals based on age and sex when appropriate. Intervals are Mayo-derived, unless otherwise designated. If an interpretive report is provided, the reference value field will state this.
Reference Range:
C-Peptide, Urine (ng/mL)
Adults 24 h: 29 - 119
Overnight fasting: 15 - 94
3 h post prandial: 13 - 339
24 hour excretion, C-Peptide (ug/24 h)
Adults 24 h: 43 - 175
C-Peptide/Creatinine Ratio (ug/g)
Adults 24 h: 37 - 113
Overnight fasting: 10 - 50
3 h post prandial: 29 - 169
24 hr Creatinine, Urine (mg/24h)
Males 1000 - 2000
Females 800 - 1800
Creatinine, Urine (mg/dL)
Test Performed by: Esoterix Endocrinology
4301 Lost Hills Road
Calabasas Hills, CA 91301


