Vitamin E (Alpha-Tocopherol)

Fasting Required
CPT: 84446
Vitamins

What This Test Measures

Fat-soluble antioxidant; deficiency causes neurological damage; supplement use common.

Preparation

Fasting required (8-12 hours)
No fasting required. Avoid strenuous exercise 24–48 hours before — ALT and AST can be elevated by muscle breakdown after exercise.

General guidelines only. Requirements vary by lab and individual. Confirm with your provider before adjusting any medications.

Turnaround Time

Varies by lab

Clinical Notes

Fat-soluble; interpret with lipid levels since E is lipid-transported

ICD-10 Codes

Common diagnosis codes associated with this test. Codes are assigned by your provider.

E56.0Vitamin E deficiency
G31.81Alpers disease

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Lab Codes

Proprietary codes used by each lab for this test.

ARUP Laboratories
0080521(order_code)
BioReference Laboratories
0447-3(order)
LabCorp
070140(order)
Mayo Clinic Labs
VITAE(order_code)
Quest Diagnostics
931(order_code)

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CPT: 84460

AST (Aspartate Aminotransferase)

CPT: 84450

Gastrin

CPT: 82941

For informational purposes only

This page is for educational and research purposes only and does not constitute medical advice, diagnosis, or treatment recommendations. ICD-10 and CPT codes are assigned by your healthcare provider. Always consult a qualified healthcare provider before ordering any lab test or making decisions about your health.