VITAMIN A
What does VITAMIN A measure?
This test measures vitamin A levels in the body. Vitamin A is an essential nutrient involved in normal vision, immune function, skin health, and growth. A healthcare professional may order this test to help evaluate possible vitamin A deficiency or excess, assess nutritional status, or monitor levels in people with conditions that may affect nutrient absorption. Results should be interpreted alongside clinical history and other relevant findings.
This overview is educational. Use the recorded preparation, sample and lab-partner details below for collection guidance, and confirm any missing information before collection.
Compare eligible lab partners
Prices, report times and availability are shown from the catalog records for each eligible partner.
- Sample for analysis
- Confirm with the collection team
- Report time
- To be confirmed
Preparation and specimen requirements can vary by test and laboratory. Follow the instructions shown for your selected partner and any advice from your healthcare professional.