Homocysteine (Plasma) Blood Test

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Feature	Labcorp	Quest Diagnostics
Price	$57.99	Coming soon
Results in	~2 business days	—
Sample type	Blood Plasma	—
Require fasting	No	—

About the test

This test measures the level of homocysteine in the blood. It can be used to screen patients who may be at risk for heart disease and stroke.

Included biomarkers & Reference ranges

Biomarker	Reference range
Homocysteine An amino acid byproduct of protein metabolism. Elevated levels are linked to increased cardiovascular risk and can reflect low B vitamin (B12, folate, B6) status.	—

Reference ranges vary by lab, age, and sex (M/F). Your report shows your exact range. Click any biomarker to see its optimal range and what your results mean.

Preparation

Fasting for 12 hours before your blood draw is preferred but not required.
Fasting before a blood draw means you don't eat or drink anything except water.
Your doctor should provide any special instructions related to fasting for your test. Always follow your doctor's instructions.

How it works

1. Order online No referral or insurance
2. Get a requisition By email in 24–72 hours
3. Visit a draw center Bring a matching photo ID
4. Get results Securely by email

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Consultations

Not sure how to read your results? We can help.

Schedule a consultation with a Hormunity specialist. We’ll walk through every marker, interpret what it means for you, and map out the next steps for your care.

Book a specialist