Function for Equinox

Build health from the inside out with Function—the first platform offering an all-in-one set of 100+ advanced lab tests that cover your entire body, from heart and hormones to metabolism, thyroid, nutrients, toxins, and more. With 5x more tests than the average physical and twice-yearly testing, you can monitor early indicators of disease and pinpoint areas for optimization. Get tailored insights on food and supplements backed by decades of research, along with a detailed clinician summary after each time you test. It’s your evolving health strategy for better performance and longevity.

Pricing in NY and NJ: Due to state regulations, an additional lab testing fee charge applies in NY and NJ. This will be collected during your lab visit via credit or debit card.

Testing is easy

01

Schedule lab tests

At 2,000+ Quest Diagnostics locations
02

Get 100+ results

Explained by top doctors and researchers

03

Take action

Upgrade daily routines and test again

Not your average checkup

No insurance needed

Transparent pricing

Heart testing beyond cholesterol

Autoimmunity testing

Hormones & fertility testing

Nutrient & electrolyte testing

Access to cancer testing

Standard checkup

What could cost you $15,000 is $499

Your health shouldn’t depend on insurance.
HSA/FSA Eligible

Function membership

$42

/month
Charged annually at $499
Join Function
100+ lab tests
Testing twice per year
All-in-one for your whole body
Tracked in one secure place
Clinicians review every result and flag issues
Personalized action plan
Add advanced MRI and CT scans anytime
No insurance, transparent pricing
Join Function

As someone navigating an autoimmune condition, it's been such a relief to finally have a clear, visual way to track what’s going on in my body—and actually understand it.

Noelle

Early detection has given me this amazing gift of extra years, probably extra decades, with my family.

Mike

After 10 years of dealing with a health issue, 5 years of trying to get doctors to run more in-depth tests, Function finally helped me uncover the root cause.

Sandy

Real people. Real results.

Function like Aimee
The cancer signals doctors missed
Function like Alan
From diabetes diagnosis to action
Function like Geoff
Finding prostate cancer after testing
Function like Catherine
You can't diet or exercise this away
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