Vitamin E is a topic covered in the Davis's Lab & Diagnostic Tests.

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Common Use:
To assess vitamin E levels to assist in diagnosing vitamin toxicity, malabsorption, neuromuscular disorders, and vitamin deficiency.

Serum collected in a gold-, red-, or red/gray-top tube.

Normal Findings:
(Method: High-performance liquid chromatography)

AgeConventional UnitsSI Units (Conventional Units × 2.322)
Newborn1–3.5 mg/L2.3–8.1 micromol/L
Neonate2.5–3.7 mg/L5.8–8.6 micromol/L
2–5 mo2–6 mg/L4.6–13.9 micromol/L
6–12 mo3.5–8 mg/L8.1–18.6 micromol/L
1–6 yr3–9 mg/L7–20.9 micromol/L
7–12 yr4–9 mg/L9.3–20.9 micromol/L
13–19 yr6–10 mg/L13.9–23.2 micromol/L
Adult5–18 mg/L11.6–41.8 micromol/L
Values tend to decrease in older adults.

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