💊 Vitamins & Minerals
Vitamin A (Retinol)
فيتامين أ (ريتينول)
Sample Type
🧪 Blood
Results In
⏱ 3-5 Days
Fasting
✅ Not Required
Parameters
📊 1
What is Vitamin A (Retinol)?
Measures vitamin A (retinol) levels. Vitamin A is essential for vision, immune function, skin health, and cell growth.
Why is this test important?
Deficiency causes night blindness, dry eyes, and increased infection risk. Toxicity from excessive supplementation causes liver damage, headaches, and birth defects.
How to Prepare
No special preparation required.
Test Parameters & Normal Ranges
| Parameter | Normal Range | Unit |
|---|---|---|
| Retinol | 30 – 65 | µg/dL |
Frequently Asked Questions
Do I need to fast before my blood test?▼
It depends on the test. Tests like lipid profile and fasting blood sugar require 10-12 hours of fasting. Tests like CBC, vitamin D, and thyroid do not require fasting. Each test page on our website clearly states the fasting requirements.
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Medical Disclaimer: The information on this page is for educational purposes only and should not be considered medical advice. Always consult your physician or qualified healthcare provider for diagnosis and treatment. Test results should be interpreted by a qualified medical professional.