Nutrients system

Vitamin E (alpha-tocopherol)

Vit E

A fat-soluble antioxidant vitamin.

What is it

Vitamin E (alpha-tocopherol) — in plain English.

Alpha-tocopherol is the most biologically active form of vitamin E. It functions as a fat-soluble antioxidant in cell membranes.

Why it's measured

What Vit E can reveal.

Vitamin E status has been studied in research on antioxidant defense, cardiovascular health, and neurologic function.

Reference range

Where most laboratories draw the standard line.

Standard laboratory reference

5 – 20 mg/L

Reference ranges vary by laboratory. Your individual reference range will appear on your test report and should be interpreted by your physician in the context of your overall health profile.

What results may indicate

Higher vs. lower Vit E — at a high level.

Elevated

Very high values may interfere with vitamin K function in research literature.

Lower

Has been associated with neurologic symptoms in research literature, particularly with malabsorption.

These associations are general. They are not a personal diagnosis or prediction. Discuss your individual results with your physician in the context of your full health profile.

When it's measured

When Vit E is typically run.

Measured in comprehensive nutrient evaluation.

Related markers

Often measured alongside Vit E.

Measured in

Vit E is one of 160 biomarkers in the Apex Panel.

A complete look at your heart, hormones, metabolism, inflammation, and longevity systems — drawn at Quest or LabCorp, reviewed by a U.S.-licensed physician.

Explore the Apex Panel
160 biomarkers13 body systemsPhysician-reviewed
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This information is for general educational purposes only and is not medical advice. Lab results alone are not intended to diagnose, treat, or cure any condition and do not replace the advice of a healthcare provider. OPTML does not offer medical advice, a diagnosis, medical treatment, or any form of medical opinion.