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Quest Diagnostics

OmegaCheck

Quest Diagnostics

Sample type: Whole blood

Requires fasting: No

Phlebotomy required


Details

OmegaCheck® may be performed on individuals with hypercholesterolemia, hypertriglyceridemia, hypertension, and/or those high metabolic or cardiovascular risk.


  • Linoleic Acid
  • Arachidonic Acid
  • Eicosapentaenoic Acid (EPA)
  • Docosahexaenoic Acid (DHA)
  • Docosapentaenoic Acid (DPA)
  • Omega 6, Total
  • Omega 3 Total
  • EPA+DPA+DHA
  • Omega 6/Omega 3 Ratio
  • Arachidonic Acid/EPA Ratio

Estimated days for results: Due to backorders with Quest, results should be available 20 - 25 business days after the sample is collected

OmegaCheck®
This test is designed for individuals who may have high cholesterol, high triglycerides, high blood pressure, or are at high risk for heart or metabolic diseases. It helps in assessing the risk and managing the conditions effectively.

Who should consider this test?
This test is particularly useful for individuals with: 
  • High cholesterol (hypercholesterolemia)
  • High triglycerides (hypertriglyceridemia)
  • High blood pressure (hypertension)
  • High metabolic or cardiovascular risk

What type of sample is required for this test?
1 mL whole blood collected in an EDTA (lavender-top) tube

Test Resources
Not available


3–5 business days


  • Cardiovascular
  • Nutrition

Fasting for 8 hours before your blood draw is recommended 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.

Blood Draw Options with Fullscript
Fullscript offers several convenient phlebotomy options to complete your lab testing:

Quest Diagnostics Patient Service Centers (PSC)

  • Location: Visit a nearby Quest Diagnostics Patient Service Center.
  • Cost: $10 sample collection fee (paid during lab order checkout).
  • Scheduling: Schedule your appointment here. Appointments are recommended to reduce wait times. Walk-ins are accepted, but may experience delays. Aim to arrive 10 minutes before your appointment.
  • Collection Instructions:
    • Bring a valid ID.
    • Bring your digital or printed requisition form, available in the Labs tab of your Fullscript account.
  • Check-in: Scan the QR code from your confirmation email or follow kiosk instructions.
  • More Info: Quest Diagnostics blood draw guide

Getlabs Mobile Phlebotomy

  • Location: Sample collection at your home or office.
  • Cost: $85 sample collection fee (paid during lab order checkout).
  • Availability: Available in most locations enter your ZIP code during checkout to confirm.
  • Scheduling: Schedule your appointment here through your Fullscript account.
  • Collection Instructions:
    • Have your digital or printed requisition form and valid ID ready.
    • Your phlebotomist will contact you by phone to coordinate arrival.
  • More Info: Getlabs blood draw guide

 Specimen
  • Preferred Specimen(s): 1 mL whole blood collected in an EDTA (lavender-top) tube 
  • Alternative: NA 
  • Minimum Volume: 0.5 mL 
  • Collection Instructions: NA 
 Storage and shipping instructions
  • Transport Container: EDTA (lavender-top) tube 
  • Transport Temperature: Refrigerated (Cold Packs) 
  • Specimen Stability
    • Room temperature: 28 days 
    • Refrigerated: 28 days 
    • Frozen: -20° C: Unacceptable, -70° C: 28 days 
  • Reject Criteria
    • Lipemia 

State restrictions:

Patient can't order this test if they are located in Hawaii, Puerto Rico, New Jersey, New York, or Rhode Island

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