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Vitamin B2 (Riboflavin)
Vitamins
Vitamin B2 (Riboflavin)
Also known as: Riboflavin, B2
COMMON RANGE
1 – 19
nmol/L
0
44.3
M
Mayo Clinic Laboratories
Adult
↗
See all sources ↓
CONVERT & COMPARE
nmol/L
=
10
µg/L
Reference ranges across 10+ sources
Adult reference ranges from 4 entries across 4 trusted sources, shown in nmol/L. Compare side-by-side.
SOURCE
SEX
AGE
RANGE
VISUAL
CITE
M
Mayo Clinic Laboratories
All
≥18
1 – 19 nmol/L
↗
A
ARUP Laboratories
All
≥18
5.95 – 40.2 nmol/L
↗
Q
Quest Diagnostics
All
≥18
6.3 – 39 nmol/L
↗
L
Labcorp
All
≥18
6.14 – 40.4 nmol/L
↗
M
Mayo Clinic Laboratories
All · ≥18
↗
1 – 19 nmol/L
A
ARUP Laboratories
All · ≥18
↗
5.95 – 40.2 nmol/L
Q
Quest Diagnostics
All · ≥18
↗
6.3 – 39 nmol/L
L
Labcorp
All · ≥18
↗
6.14 – 40.4 nmol/L
Related biomarkers
Often tested alongside vitamin b2 (riboflavin) or part of the same panel.
Vitamin D, 25-Hydroxy
Vitamins
Vitamin D, 1,25-Dihydroxy
Vitamins
Vitamin B12 (Cobalamin)
Vitamins
Folate (Serum)
Vitamins
Folate (RBC)
Vitamins
Methylmalonic Acid (MMA)
Vitamins
Sources
M
Mayo Clinic Laboratories
A
ARUP Laboratories
Q
Quest Diagnostics
L
Labcorp
Last updated 2026-05-02
This page aggregates publicly available reference data and clinical information from Mayo Clinic Laboratories and other sources. For general wellness information only — not medical advice. For diagnosis or treatment of any condition, talk to a qualified clinician.
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