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Order your own lab tests —
simple & on your schedule Labs

Labcorp

Labcorp tests

Take control of your health without referrals or insurance. Simply order your labs online, receive your requisition form by email, and bring it with you – printed or on your phone – to any LabCorp draw center.

Your blood draw will be performed at LabCorp, and you will not need to pay a separate fee for phlebotomy. Before scheduling your visit, ensure that your LabCorp requisition matches the information on your ID. Once complete, your secure results will be sent directly to your email.

Instructions
Quest Diagnostics

Quest Diagnostics tests

Skip the insurance hurdles and take charge of your wellness journey. Ordering Quest Diagnostics labs is entirely digital: once you purchase, we’ll instantly email a personalized requisition form to show on your phone or print.

With thousands of locations nationwide, finding a Quest Patient Service Center nearby is easy. The phlebotomy fee is already included at checkout, so there are no surprise costs at the front desk. Just bring a valid photo ID that exactly matches the name on your paperwork. After your visit, your confidential results will be securely delivered straight to your email inbox.

Instructions
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Showing 157–168 of 360 results Found 360 results

Labcorp

Glial Fibrillary Acidic Protein (GFAP), Serum

 $316.49

This test measures glial fibrillary acidic protein (GFAP), a protein found primarily in astrocytes, which are supportive cells in the central nervous system. GFAP levels may help assess injury or damage to the brain and nervous system and are sometimes evaluated in the context of neurological conditions, traumatic brain injury, and neuroinflammatory disorders.

More info
Sample type
Serum
Avg. sample processing time
6 Business days
Require fasting
No
Biomarkers
  • Glial Fibrillary Acidic Protein (GFAP) A protein released by brain support cells (astrocytes) when they're injured. Studied as a marker of brain injury and certain neurological conditions.

Glucose

 $5.99

This test measures the concentration of glucose in the blood. Blood glucose levels are used for the diagnosis and treatment of carbohydrate metabolic disorders.

More info
Sample type
Serum
Avg. sample processing time
2 Business days
Require fasting
Yes
Biomarkers
  • Glucose Your blood sugar level at the time of the test — a core marker for diagnosing and monitoring diabetes and metabolic health.

Glucose-6-Phosphate Dehydrogenase (G6PD)

 $19.99

This test measures glucose 6-phosphate dehydrogenase (G6PD) to evaluate G6PD deficiency.

More info
Sample type
Whole Blood
Avg. sample processing time
4 Business days
Require fasting
No
Biomarkers

Glucose, Fasting

 $5.99

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.

More info
Sample type
Plasma
Avg. sample processing time
2 Business days
Require fasting
Yes
Biomarkers
  • Fasting Glucose Blood sugar measured after fasting, one of the primary tests used to screen for prediabetes and diabetes.

Glucose, Gestational, 1Hr

 $5.99

This test measures the level of glucose after consumption of Glucola. Glucose levels are used for the diagnosis and treatment of carbohydrate metabolic disorders.

More info
Sample type
Serum
Avg. sample processing time
2 Business days
Require fasting
Yes
Biomarkers

Glucose Tolerance Test (GTT), Two-hour (Oral WHO Protocol)

 $12.99

The Glucose Tolerance Test (GTT), Two-hour (Oral WHO Protocol) evaluates the body's ability to metabolize glucose by measuring blood glucose levels before and two hours after consuming a standardized glucose solution. It is used to diagnose glucose intolerance, type 2 diabetes, and gestational diabetes in pregnant women. This test is particularly useful for patients with borderline fasting or postprandial glucose levels and in the investigation of conditions like unexplained hyperglycemia, hypertriglyceridemia, and other metabolic abnormalities.

More info
Sample type
Serum
Avg. sample processing time
2 Business days
Require fasting
Yes
Biomarkers

Glutamic Acid Decarboxylase-65 Antibody

 $118.49

This test measures GAD-65 antibodies, which are used to diagnose insulin dependent diabetes mellitus [Type I diabetes (autoimmune-mediated diabetes)]. The presence of GAD-65 antibodies can help assess the risk of developing of Type I diabetes, predict onset of Type I diabetes, and assess the risk of developing an related endocrine disorder.

More info
Sample type
Serum
Avg. sample processing time
4 Business days
Require fasting
No
Biomarkers

Glutathione

 $106.99

Glutathione is a powerful antioxidant that helps protect cells from oxidative stress and supports detoxification processes. Measuring glutathione levels can provide insight into the body’s antioxidant capacity and overall cellular health.

More info
Sample type
Whole Blood
Avg. sample processing time
7 Business days
Require fasting
No
Biomarkers
  • Glutathione Your body's master antioxidant, important for detoxification and protecting cells from oxidative damage.

Growth Hormone

 $29.99

This test measures the level of growth hormone in the blood. It is used to diagnose hypopituitarism, hypothalamic disorder, and acromegaly.

More info
Sample type
Serum
Avg. sample processing time
4 Business days
Require fasting
Yes
Biomarkers
  • Growth Hormone (GH) A pituitary hormone that drives growth and tissue repair. Tested to evaluate suspected growth hormone excess or deficiency.

HbA1c with eAG

 $9.49

This test measures hemoglobin A1c (HbA1c) and estimated average glucose to assess glycemic control in diabetes.

More info
Sample type
Whole Blood
Avg. sample processing time
2 Business days
Require fasting
No
Biomarkers
  • Hemoglobin A1c (HbA1c) Reflects your average blood sugar over the past 2-3 months, based on how much sugar has attached to your hemoglobin. Key marker for diabetes diagnosis and monitoring.
  • eAG (mg/dL)

HCG, Total

 $33.49

HCG, Total (Human Chorionic Gonadotropin) is a hormone produced during pregnancy. It is used to confirm and monitor pregnancy as well as to detect certain tumors and trophoblastic diseases.

More info
Sample type
Serum
Avg. sample processing time
2 Business days
Require fasting
No
Biomarkers

HDL Cholesterol

 $11.49

HDL Cholesterol, often called “good” cholesterol, helps remove excess cholesterol from the bloodstream and transport it to the liver for excretion. Higher HDL levels are generally associated with a lower risk of cardiovascular disease.

More info
Sample type
Serum
Avg. sample processing time
2 Business days
Require fasting
No
Biomarkers
  • HDL Cholesterol The 'good' cholesterol that helps remove excess cholesterol from your bloodstream. Higher levels are generally linked to lower cardiovascular risk.
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