Vitamins & Nutrients Blood Tests with America’s largest network
Vitamin levels and nutrient status.

Vitamin D, 25-OH
Vitamin D level.
Vitamin B12
Energy, nerve and blood health.
Vitamin B6
Metabolism and nerve health.
Folate
Cell growth and blood health.
Vitamin A
Vision, skin and immune health.
Vitamin E
Antioxidant status.
Coenzyme Q10
Cell energy and antioxidant status.
Methylmalonic Acid
Functional check of B12 status.
Total Glutathione
Main antioxidant in the body.
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Four simple steps
Pick the test that fits your goals. Every biomarker is explained.
Visit a patient service center near you, or a clinician comes to you.
Your sample is analyzed by Quest Diagnostics.
Color-coded results in your secure Hub, explained in plain English.
Good to know
Which test should I start with?
If you want a broad picture, choose the test with the most biomarkers. If you have a specific concern, a focused test is a good place to start. Tap any biomarker to see what it measures.
What is the difference between a clinic and a home visit?
With a clinic visit you go to a patient service center near you. With a home visit, a qualified clinician comes to your home or workplace to take your sample.
Do I need to fast before my test?
Some tests, such as glucose, insulin and cholesterol, are best taken after fasting for 8 to 12 hours. You will receive clear instructions with your booking.
How quickly will I get my results?
Most results are ready in 3 to 5 days after your sample reaches the lab. We email you as soon as your report is in your secure Hub.
Are my results private?
Yes. Your results are stored securely in your BioHealthcare Hub account and are never shared without your consent.
Not sure which test?
Explore every blood test category, or talk to our team.