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Preparation instructions: Abstaining from alcohol for 24 hours prior to collection recommended

Description: A test that measures levels of Vitamin A, also known as retinol, in the blood.

Turnaround time: Expected turnaround is within 4-5 business days, although this may vary depending on other tests ordered for the same blood draw, and expected variation with testing.

Also known as:

  • A, Vitamin
  • Retinol, Serum