MyBloodTest

Biomarkers

Home

›

Biomarkers

›

RBC Magnesium

Vitamins

RBC Magnesium

Also known as: Erythrocyte Magnesium, Mg RBC

COMMON RANGE

4 – 6.4

mg/dL

3.76

6.64

Quest Diagnostics

Adult

↗

See all sources ↓

CONVERT & COMPARE

mg/dL

2.14

mmol/L

Reference ranges across 10+ sources

Adult reference ranges from 1 entries across 1 named sources, shown in mg/dL. Compare side-by-side.

SOURCE

SEX

AGE

RANGE

VISUAL

CITE

Quest Diagnostics

All

≥18y

4 – 6.4 mg/dL

↗

Quest Diagnostics

All · ≥18y

↗

4 – 6.4 mg/dL

Related biomarkers

Often tested alongside rbc magnesium 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

Quest Diagnostics

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.

Track your rbc magnesium in MyBloodTest

Instant lab report scanning, personalized wellness insights, automatic wellness app syncing. All in one app.

Download on the

App Store

Get it on

Google Play

Free · iOS · Android · Web

MyBloodTest