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Vitamin E (Alpha-Tocopherol) in Serum

Published: August 9, 2026Updated: August 16, 2026

This test measures the amount of vitamin E, a fat-soluble antioxidant, in your blood. Low levels may indicate poor absorption or nutritional deficiencies.

Quick summary

["Vitamin E helps protect cells from damage and supports immune function; check if you have symptoms of deficiency or need monitoring for conditions like malabsorption."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
105136-6
Short code
MRA L-spine ves
Synonyms
MRA L-spine ves
Category
chemistry
Sample
serum
Container
Red-top tube (SST)
Units
N/A
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
Method
mr-angio
Specimen volume
5 mL
Stability
Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
500
Lipemia max
1000
Icterus max
500
TAT
4–24 hours
Order
routine

Why This Test Might Be Ordered

Your healthcare provider may recommend this test if you have symptoms like muscle weakness, nerve problems, or frequent infections. It’s also used to monitor vitamin E levels in conditions affecting fat absorption (e.g., celiac disease) or certain genetic disorders.

What to Expect Before the Test

No special preparation is usually needed, but you may be asked to fast for 8–12 hours before the draw if your lab uses a specific method. Bring your questions or any medications you’re taking.

What the Results Mean

Results help determine if your vitamin E levels are within a healthy range. While reference ranges vary by lab, low levels may signal absorption issues or dietary deficiencies.

Common Conditions Monitored

Vitamin E testing is often part of evaluating malabsorption syndromes, neurological disorders, or chronic conditions like cystic fibrosis. It’s also used in research or specialized care plans.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

Vitamin E Level

Frequently asked questions

What could cause abnormal results?
Low vitamin E levels can result from poor diet, certain medications (e.g., anticonvulsants), or conditions that impair fat absorption. High levels may indicate over-supplementation or rare genetic disorders.
How do I know if my levels are low?
Your provider will discuss your results with you. Symptoms like dizziness, fatigue, or nerve tingling may prompt further investigation, but lab results alone determine if intervention is needed.
Can I boost vitamin E naturally?
Yes! Foods like nuts, seeds, spinach, and olive oil are rich in vitamin E. If your levels are low, ask your doctor about dietary changes or supplements—always follow their guidance.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy