Lab Test Information

What Tests Am I Buying?

-Vitamin D, 25 Hydroxy, Total, Immunoassay
-Vitamin B12

 -Iron & TIBC

Why Do I Need These?

-Vitamin D, 25 Hydroxy, Total, Immunoassay 
Used to screen for Vitamin D deficiency, which can lead to low energy and bone malformation. People who spend the majority of their time indoors or have recently undergone gastric bypass surgery use this test as they are at higher risk for Vitamin D deficiency.

Vitamin B 12 & Homocysteine
Measures B12 levels in the body. Long term effects of low B12 can result in nerve and brain damage.

Ferritin, Iron & TIBC 
Test for levels of iron in the blood. Low iron levels can result in anemia. Other symptoms include headaches, dizziness, fatigue, or pale skin.

Measures zinc levels in the body. Low zinc deficiency can result in hair loss, diarrhea, bacterial infections, and skin rashes.

Measures calcium levels of the body, which are important in bone production and how the intestines absorb nutrition.

Is Fasting Required?

Fasting is not necessary

When Will My Results Be Ready?

Results are typically ready in 7-10 business days or less.


The laboratory services are for informational purposes only. It is not the intention of MYLABFAX LLC to provide specific medical advice but to provide users with information to better understand your health. Please speak to a medical professional about your results for proper diagnosis and treatment. 

Both the physician and the testing laboratory are independent contractors with whom MYLABFAX LLC makes arrangements for your blood tests. By Purchasing your lab tests through MYLABFAX you agree MYLABFAX LLC will NOT be held liable for any acts or omissions of the physicians, the testing laboratory, or their agents or employees.

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$ 179.00

Testing not available in: NY, RI, MD and NJ

How Does It Work?

Step 1: Order the lab test.
Step 2: Download and print the lab slip from your login page. 
Step 3: Locate your nearest Quest Diagnostics Laboratory from the 'lab locator' tab on your login page.
Step 4: Visit the laboratory with your slip to have your blood drawn.
Step 5: Results take 7-10 business days. An email will be sent requesting you to login to your page to access them.

For a more detailed explanation, please visit our step-by-step guide on ordering tests.

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