Glucose, Fasting Blood Test

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Feature	Labcorp	Quest Diagnostics
Price	$5.99	$4.49
Results in	~2 business days	~5 business days
Sample type	Blood Plasma	Blood Plasma
Require fasting	Yes	Yes

About the test

This test measures fasting blood glucose, which reflects the body's baseline glucose level after a period without food. Fasting blood glucose levels are used for the diagnosis and treatment of carbohydrate metabolic disorders.

Included biomarkers & Reference ranges

Biomarker	Reference range
Fasting Glucose Blood sugar measured after fasting, one of the primary tests used to screen for prediabetes and diabetes.	—

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 8 hours before collection 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.

Fasting for 8 hours before your blood draw 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. 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.

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