LabNorms Population Percentiles

Vitamin C

Females, Age 40-49

The median serum vitamin C for females aged 40-49 in the US population is 0.95 mg/dL, with 90% of this group falling between 0.18 and 1.68 mg/dL.

NHANES 2017-2018 2017-2018 · Sample size: 383 participants · Unit: mg/dL

Percentile Distribution

Unit:
Percentile P5P25P50P75P95
Value (mg/dL) 0.18 0.53 0.95 1.22 1.68
0.18 0.53 0.95 1.22 1.68
P5 P25 P50 P75 P95

Data and Methodology

Dataset
NHANES 2017-2018 ( NHANES 2017-2018 2017 , Survey-weighted percentiles from NHANES 2017-2018 single cycle. Sample weight WTMEC2YR is applied directly with no division because data are not pooled across cycles.)
Survey years
2017-2018
Sample size
383 participants
Reference population
US adults aged 20+, excluding pregnant participants
Exclusion criteria
  • Age under 20
  • Pregnant at time of exam (RIDEXPRG == 1)
  • Missing analyte value
  • Missing or zero MEC two-year sample weight (WTMEC2YR)

Other Demographic Groups