When you have
your health
You have everything.
mg/ml
4
Prostate Specific Antigen (PSA)
Screens for tumors and/or monitors preexisting prostate cancer.
mg/ml
4
Prostate Specific Antigen (PSA)
Screens for tumors and/or monitors preexisting prostate cancer.
mg/ml
4
Prostate Specific Antigen (PSA)
Screens for tumors and/or monitors preexisting prostate cancer.
mg/ml
4
Prostate Specific Antigen (PSA)
Screens for tumors and/or monitors preexisting prostate cancer.
mg/ml
4
Prostate Specific Antigen (PSA)
Screens for tumors and/or monitors preexisting prostate cancer.
mg/ml
4
Prostate Specific Antigen (PSA)
Screens for tumors and/or monitors preexisting prostate cancer.
mg/ml
4
Prostate Specific Antigen (PSA)
Screens for tumors and/or monitors preexisting prostate cancer.
Nearly 200 tests are available to assess YOUR HEALTH
All-in-one for everyone. Access to: HEART Apolipoprotein B (ApoB), Cholesterol / HDL Ratio, HDL Cholesterol, HDL Large, LDL Cholesterol, LDL Medium, LDL Particle Number, LDL Pattern, LDL Peak Size, LDL Small, Lipoprotein (a), Lipoprotein Fractionation, Non-HDL Cholesterol, Total Cholesterol, Triglycerides, THYROID Iodine, Selenium, Thyroglobulin Antibodies (TgAb), Thyroid Peroxidase Antibodies (TPO), Thyroid-Stimulating Hormone (TSH), Thyroxine (T4) Free, Triiodothyronine (T3) Free, CANCER Galleri Multi-Cancer Detection Test, AUTOIMMUNITY Antinuclear Antibodies (ANA) Pattern, Antinuclear Antibodies (ANA) Screen, Antinuclear Antibodies (ANA) Titer, Celiac Disease (Comprehensive Panel), Rheumatoid Factor, IMMUNE REGULATION High-Sensitivity C-Reactive Protein (hsCRP), White Blood Cell Count (WBC), Neutrophils, Lymphocytes, Monocytes, Eosinophils, Basophils, FEMALE HEALTH Anti-Mullerian Hormone, Estradiol (E2), Follicle Stimulating Hormone (FSH), Luteinizing Hormone (LH), Prolactin, MALE HEALTH DHEA-Sulfate, Estradiol (E2), Follicle Stimulating Hormone (FSH), Luteinizing Hormone (LH), Prostate Specific Antigen (PSA), Testosterone, STRESS & AGING Cortisol, DHEA Sulfate, Biological Age, METABOLIC Adiponectin, Glucose, Hemoglobin A1c (HbA1c), Insulin, Leptin, Uric Acid, NUTRIENTS Arachidonic Acid/EPA Ratio, Copper, Ferritin, Homocysteine, Iron, Iron % Saturation, Iron Binding Capacity (TIBC), Magnesium, Methylmalonic Acid (MMA), Omega 3 Total, Omega 3: EPA+DPA+DHA, Omega 6 Total, Omega 6: Arachidonic Acid, Omega 6: Linoleic Acid, Omega 6/Omega 3 Ratio, Selenium, Vitamin D, Zinc, LIVER Alanine Transaminase (ALT), Albumin, Alkaline Phosphatase (ALP), Aspartate Transaminase (AST), Gamma-glutamyl Transferase (GGT), Total Bilirubin, Total Protein, KIDNEYS Albumin (Microalbumin) – Urine, Blood Urea Nitrogen (BUN), BUN / Creatinine Ratio, Calcium, Carbon Dioxide, Chloride, Creatinine, Estimated Glomerular Filtration Rate (eGFR), Globulin, Potassium, Sodium, PANCREAS Amylase, Lipase, HEAVY METALS Aluminum, Arsenic, Lead, Mercury, ELECTROLYTES Calcium, Magnesium, RBC, Sodium, BLOOD ABO Group and Rhesus (Rh) Factor, Hematocrit, Hemoglobin, Mean Corpuscular Hemoglobin (MCH), Mean Corpuscular Hemoglobin Concentration (MCHC), Mean Corpuscular Volume (MCV), Mean Platelet Volume (MPV), Platelet Count, Red Blood Cell (RBC) Count, Red Cell Distribution Width (RDW), URINE Albumin – Urine (Microalbumin), Appearance, Bacteria, Bilirubin, Clarity, Color, Glucose, Hyaline Casts, Ketones, Leukocytes, Nitrite, Occult Blood, pH, Protein, Red Blood Cell, Specific Gravity, Squamous Epithelial Cells, White Blood Cell (WBC), Yeast, LYME Lyme Disease Antibodies, ALZHEIMER’S RISK Apolipoprotein E (ApoE) Genotype, ALLERGIES Food Allergy Profile (IgE), Indoor & Outdoor Allergy Profile (IgE), SEXUAL HEALTH Chlamydia, Gonorrhea, Herpes Simplex Virus 1 & 2, HIV, Syphilis (RPR), BIOLOGICAL AGE
Monitor for early indicators of thousands of diseases.
Join hundreds of thousands
taking charge of their health
What could cost you $15,000 is $499
Function Membership
It’s time you own your health.
$42 /month
Charged annually at $499
160+ lab tests yearly
The full cost of testing is included.* With advanced tests typically not covered by insurance. 5x more tests than an avg physical.
Doctor Insights / Clinician’s Summary
Get insights from top doctors and 1000s of hours of research based on your results. Read your Clinician’s Summary written by our clinical team after every test. Clinicians call you promptly if any urgent results arise.
Track results over time
Results charted over time in one secure place for easy access. Share with doctors anytime.
Testing at Quest Diagnostics
Over 2,000 locations around the US. Lab visits average 15 min.
Take charge of your health starting with knowledge
What does a Function membership include?
What does a Function membership include?
For $499 per year, a Function membership gives you:
- 100+ lab tests at the start of each year—no hidden costs, no insurance required.
- 60+ follow-up tests at 3–6 months to track changes.
- Insights from top doctors based on your results.
- A written clinician summary to help you understand your data.
- Access to re-test at transparent prices when needed.
- Option to purchase additional tests, including Lyme, STDs, and allergies.
- Access to groundbreaking tests, like the Galleri Multi-Cancer Early Detection test.
Who needs Function?
Function is for anyone 18 and older. The sooner you establish a baseline, the better—you’ll see where you stand today and track changes over time. Understanding your body’s trends gives you the power to make informed decisions about your future.
How does Function keep my information safe?
How does Function keep my information safe?
Function takes privacy extremely seriously. We use a range of the latest technical security tools and administrative measures to safeguard your data against unauthorized access or disclosure. Note that Function cannot secure personal data that you release on your own or that you request us to release, so we recommend carefully considering with whom you choose to share this data. Read our Privacy Statement.
Is insurance involved?
Function is 100% insurance-free. No deductibles. No co-pays. No surprise bills. We are committed to transparent prices and you knowing exactly what you pay for. Function does not accept insurance; however, it may be FSA/HSA eligible. You should check with your plan administrator to confirm eligibility. Function provides you with a receipt to assist you with submitting to an FSA/HSA plan.