Back to Labs

Trimethylamine N-Oxide (TMAO), Serum Blood Test

Compare labs

Feature Labcorp Quest Diagnostics
Price Coming soon $66.99
Results in โ€” ~6 business days
Sample type โ€” Blood Serum
Require fasting โ€” Yes

About the test

This test measures the levels of TMAO in your blood, a substance linked to heart health. TMAO is produced when gut bacteria digest certain nutrients found in animal products like red meat, eggs, and full-fat dairy. Understanding TMAO levels can offer insights into heart disease risks and the impact of diet on heart health.

Who might consider it:

This test may be recommended for individuals concerned about heart disease or those interested in understanding how their diet affects heart health.

Included biomarkers & Reference ranges

Biomarker Reference range
Trimethylamine N-Oxide (TMAO) Trimethylamine N-oxide, a compound produced by gut bacteria from certain foods (like red meat and eggs). Elevated levels are studied as a marker of cardiovascular risk. โ€”

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

  • Do not consume fish or other seafood the day before the blood draw to avoid false elevations in TMAO.
  • Overnight fasting is 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. 1. Order online No referral or insurance
  2. 2. Get a requisition By email in 24โ€“72 hours
  3. 3. Visit a draw center Bring a matching photo ID
  4. 4. Get results Securely by email
  1. 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. Weโ€™ll walk through every marker, interpret what it means for you, and map out the next steps for your care.

Book a specialist
Cart

Your cart is empty

Fill your cart with amazing items.

Visit shop
Select date and time
—

Pick a date to see times.

Personal details

Enter the details of the individual who will take the test.

Phone number*

By continuing, you agree to our Terms & Conditions and Privacy Policy