Biochemistry

Full details for "Vitamin E".

Name

Vitamin E

Alternative name/Profile

Tocopherol

Department

Biochemistry

Investigation

Vitamin E levels are used to diagnose or monitor potential deficiency or excess of Vitamin E in the body. Vitamin E interpretation is made in accordance with the lipid value, i.e. Vitamin E to lipid ratio. Performed in conjunction with Vitamin A

Specimen type

Serum

Sample type

Serum

Sample container & volume

5mL - Red Tube

Frequency of analysis

Fortnightly

Turnaround time

15 working days

Availability

Due to stability issues, this test is not available to GPs

Notes

Fasting sample required.

Protect from light. Separate serum and freeze within 1 hour.

Units - µmol/L

Vitamin E interpretation is made in accordance with the lipid value, ie vitamin E to lipid ratio.

Related links

Reference range

Age Group	Vitamin E µmol/L	Vit E to Lipid Ratio µmol/mmol
Children	-	3.2-5.6
At Birth	2-8	-
1-6 years	7-21	-
7-12 years	10-21	-
13-19 years	13-24	-
Adult	18.6-34.8	3.8-6.3
Toxic/Excess	Excess > 80	-
Deficiency	< 11.15	-