Individual Lab Testing – Nationwide, Fast & Confidential
Last Updated: June 10, 2026
- Overview & Benefits
- Individual Tests
- Complete Blood Count (CBC) With Differential
- Cortisol
- Estradiol
- Ferritin
- Hemoglobin A1c
- Hepatic Function Panel (7)
- Hepatitis A Antibody Titer
- Hepatitis B Antibody Quantitative Titer
Overview & Benefits
Individual lab testing is available nationwide through US Drug Test Centers. Choose from a wide selection of standalone tests designed to evaluate specific aspects of your health.
- Confidential results
- Test results in 1–5 days
- Same day testing available
- Simple process
- Over 2,700 locations nationwide
Our individual tests are essential for individuals with chronic conditions like diabetes, hypertension, or heart disease. Regular lab testing helps track disease progression and treatment efficacy. These individual test offerings can also help identify targeted health issues, even before symptoms manifest.
Individual Tests
Complete Blood Count (CBC) With Differential
CBC With Differential
Overview & Purpose
Measures red and white blood cells, hemoglobin, hematocrit, and platelets to evaluate overall health and detect infections, anemia, and other blood disorders.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
Cortisol
Cortisol
Overview & Purpose
Measures cortisol hormone levels to assess adrenal gland function and help diagnose stress-related, adrenal, or pituitary disorders.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
Estradiol
Estradiol
Overview & Purpose
Evaluates estrogen hormone levels, commonly used to assess fertility, menopause, ovarian function, and hormone balance.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
Ferritin
Ferritin
Overview & Purpose
Measures stored iron levels in the body to help detect iron deficiency or iron overload conditions.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
Hemoglobin A1c
Hemoglobin A1c
Overview & Purpose
Provides an average blood sugar level over the past 2–3 months to screen for and monitor diabetes or prediabetes.
Includes
- Results available in: 2–3 Days
- Specimen type(s): blood draw
Hepatic Function Panel (7)
Hepatic Function Panel (7)
Overview & Purpose
Assesses liver health by measuring enzymes, proteins, and bilirubin levels associated with liver function.
Includes
- Results available in: 1 Day
- Specimen type(s): blood draw
Hepatitis A Antibody Titer
Hepatitis A Antibody Titer
Overview & Purpose
Determines immunity to Hepatitis A by measuring protective antibodies.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
Hepatitis B Antibody Quantitative Titer
Hepatitis B Antibody Titer
Overview & Purpose
Measures immunity to Hepatitis B and may verify vaccination response.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
High Sensitivity C-Reactive Protein
High Sensitivity C-Reactive Protein
Overview & Purpose
Detects low levels of inflammation in the body and may help assess cardiovascular risk.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
Homocysteine
Homocysteine
Overview & Purpose
Measures homocysteine levels to evaluate heart disease risk and possible vitamin B deficiencies.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw (fasting required)
Insulin-Like Growth Factor I (IGF-I)
IGF-I
Overview & Purpose
Assesses growth hormone activity and may help diagnose growth disorders or pituitary gland conditions.
Includes
- Results available in: 3–4 Days
- Specimen type(s): blood draw
Lipid Panel with LDL/HDL Ratio
Lipid Panel with LDL/HDL Ratio
Overview & Purpose
Measures cholesterol and triglycerides to evaluate cardiovascular health and heart disease risk.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw (fasting required)
Measles, Mumps, Rubella (MMR) Immunity Profile
MMR Immunity Profile
Overview & Purpose
Checks immunity status for measles, mumps, and rubella through antibody testing.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
Pregnancy Test
Pregnancy Test
Overview & Purpose
Detects the hormone hCG to confirm pregnancy. A blood test for hCG can be done as soon as 10 days after conception.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
Progesterone
Progesterone
Overview & Purpose
Measures progesterone hormone levels to evaluate ovulation, fertility, pregnancy health, or hormone balance.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
Prostate-specific Antigen (PSA), Free and Total
PSA, Free and Total
Overview & Purpose
Measures PSA levels to help screen for prostate conditions, including enlargement, inflammation, or cancer.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
QuantiFERON®-TB Gold
QuantiFERON®-TB Gold
Overview & Purpose
A blood test used to detect tuberculosis (TB) infection.
Includes
- Results available in: 2–5 Days
- Specimen type(s): blood draw
Rabies Antibody Titer
Rabies Antibody Titer
Overview & Purpose
Measures rabies antibody levels to confirm immunity after vaccination.
Includes
- Results available in: 3–4 Weeks
- Specimen type(s): blood draw
Testosterone, Free and Total
Testosterone, Free and Total
Overview & Purpose
Measures both bound and unbound testosterone levels to evaluate hormone balance, fertility, and symptoms of low testosterone.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
Testosterone, Total
Testosterone, Total
Overview & Purpose
Measures overall testosterone levels to assess hormone health and related symptoms.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
TSH (Thyroid-Stimulating Hormone)
TSH
Overview & Purpose
Evaluates thyroid function and helps diagnose hypothyroidism or hyperthyroidism.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
Varicella Antibody IgG Titer
Varicella Antibody IgG Titer
Overview & Purpose
Determines immunity to chickenpox (varicella) by measuring antibodies.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
Vitamin B12
Vitamin B12
Overview & Purpose
Measures vitamin B12 levels to detect deficiencies that can affect nerve function, energy, and red blood cell production.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw (fasting required)
Vitamin D
Vitamin D
Overview & Purpose
Measures vitamin D levels to assess bone health, immune support, and possible deficiency.
Includes
- Results available in: 1–2 Days
- Specimen type(s): blood draw
Why Choose US Drug Test Centers for Individual Lab Testing?
- Fast Results: Your lab test results are available in 1–5 days depending on the test.
- FDA-Approved/Cleared Tests: All our tests are FDA-approved or cleared, ensuring their reliability and credibility.
- Convenience: With our nationwide coverage, you can easily find a nearby testing location. The testing process is simple and quick.
- Confidentiality: Your results will not be reported to your insurance company or placed on your permanent medical records, ensuring your privacy.
- No Doctor Required: You don't need a physician's referral. Licensed physicians in all 50 states authorize your testing.
All of our tests have the fastest possible turnaround times; results are discreetly available online in 1–5 days depending on the test selected.
Early detection through individual lab testing enables timely and effective treatment, helping prevent complications and supporting better long-term health outcomes.
