Quest Test

Beta Carotene Blood Test

Quick Overview

This test is used to determine if an individual has Carotene (also known as beta carotene) deficiencies.

Test #311


Availability: In stock

Also Known As Beta-Carotene; Carotene
Preparation Fasting for 12 hours required. Refrain from consuming alcohol 24 hours before the collection.
Test Results 7-8 days. May take longer based on weather, holiday or lab delays.

Beta carotene is a nutrient found in certain foods and is fat-soluble. It breaks down in your body to become vitamin A. Not consuming sufficient beta carotene can lead to a deficiency in vitamin A. Too much vitamin A may result in: 

  • loss of appetite
  • headaches
  • nausea and diarrhea
  • changes in skin
  • potential birth defects 

Vitamin A deficiency can show signs such as: 

  • Bones or teeth that do not develop correctly
  • Night vision problems or night blindness
  • Failure to produce enough tears, resulting in dry or inflamed eyes
  • Drying, scaling, and follicular thickening of the skin
  • Feeling more irritable
  • Loss of appetite
  • Hair loss
  • Recurring infections 

A deficiency of Vitamin A is more common in people with the following: 

  • Have liver disorders
  • Have cirrhosis of the liver
  • That don’t eat enough fruits and vegetables
  • Have a bile duct obstruction or giardiasis
  • Have undergone gastrointestinal surgery
  • Have cystic fibrosis
  • Have digestive disorders such as chronic diarrhea, Crohn’s or celiac disease

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