Stay healthy for the moments that matter most

Beyond today’s worries
Life is full of priorities, family, work, and the people who count on you. Test 100+ advanced biomarkers with Function so you can protect your health before small issues become bigger ones.
Fewer missed signals
Whole-body insights means less slips through the cracks, giving you more confidence.
Protect your future health
Act early, stay ahead, and safeguard the freedom to be fully present for all the things (and people) you love.
Get personalized insights

Don’t leave your health to chance

“Normal” labs aren’t built to protect your future. Function goes deeper, testing 100+ biomarkers to give you clarity, confidence, and early action steps. Because staying healthy isn’t just about you, it’s about the ones who count on you.

Test your levels
Apolipoprotein B/Apolipoprotein A1 Ratio
LDL Particle Number
Lipoprotein (a)
Insulin
Glucose
Potassium
Estimated Glomerular Filtration Rate
Blood Urea Nitrogen
Albumin
Lipase
LDL Peak Size
Total Cholesterol
Total Cholesterol / HDL Ratio
Alkaline Phosphatase
Aspartate Aminotransferase

Your membership

Annual Test
100+ Lab Tests
The Yearly is the most comprehensive set of tests. Repeats annually. No hidden fees. No insurance involved.
Mid-Year Test
60+ Lab Tests
The Mid Year is between yearly tests, often 3-6 months later. Compare with past results to monitor changes.
On-Demand Tests
Menu of advanced tests
Access as needed to focus on specific areas, or test everything again. Easy with transparent, competitive prices. Additional costs apply.

What could cost you $15,000  is $499

Function Membership
It's time you own your health.
$42 
/month
Charged annually at $499
100+ 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.
Lifetime tracking of results
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.

Testing is easy

Step 1
Instantly schedule lab tests
Secure a time slot at one of 2,000+ Quest Diagnostics locations around US
Step 2
Lab visits average 15 minutes
Function includes the cost of two lab visits per year with 100+ biomarkers.
Step 3
Powerful results
Monitor for early signs of disease. Find out where and how to improve.

Take charge of your health starting with knowledge

What does a Function membership include?
Who needs Function?
How does Function keep my information safe?
Is insurance involved?