JJ Virgin and Function logo lockup

Recommended by JJ Virgin

JJ has secured limited early access to Function for her community.

“Good health is a choice, and it starts with action. Function gives you the tools to take control of your long-term health with advanced whole-body testing and tracking. It’s not just about feeling better today, it’s about crafting a personalized strategy to age optimally and feel great for years to come. Function offers a roadmap to living a long, vibrant life.” - JJ Virgin

Testing is easy

01

160+ lab tests

Test at 2,000+ labs or we'll come to you

02

Results explained

By top doctors and 1000s of hours of research

03

Follow your plan

Take action. Test again.

Not your average checkup

Standard checkup

Function
160+

Lab tests annually

~26

Personalized action plan

Upload past results

No insurance needed

Every 6 months

Hormones & fertility testing

Heavy metal & toxin testing

Metabolic & pancreatic testing

Heart testing beyond cholesterol

Nutrient/electrolyte testing

Autoimmunity testing

Thyroid testing

Access to MRI & CT

Access to Galleri® Multi-Cancer Test

Access to Alzheimers & brain testing

Access to mold reactivity testing

Standard checkup

Lab tests annually

160+
~26

Personalized action plan

Upload past results

No insurance needed

Every 6 months

Hormones & fertility testing

Heavy metal & toxin testing

Metabolic & pancreatic testing

Heart testing beyond cholesterol

Nutrient/electrolyte testing

Autoimmunity testing

Thyroid testing

Access to MRI & CT

Access to Galleri® Multi-Cancer Test

Access to Alzheimers & brain testing

Access to mold reactivity testing

What could cost you $15,000 is $365

Your health shouldn’t depend on insurance.

HSA/FSA Eligible

Function Membership

$1 /day

Charged annually at $365

  • 160+ lab tests annually
  • Testing 2x/year and on-demand
  • Insights from top doctors and researchers
  • All-in-one for your whole body
  • Tracked in one secure place
  • Clinicians review every result and flag issues
  • Personalized protocol for instant action
  • Add MRI and CT anytime
  • No insurance, transparent pricing

Function blows my mind. The experience, price, and clinician notes are all phenomenal.

This is the most comprehensive lab testing I have ever had. I am thrilled to know more about my health and how to improve it.

Best money I have spent on healthcare.

Real people. Real results.

Aimee

Function like Aimee

The cancer signals doctors missed

Function like Alan

Function like Alan

From diabetes diagnosis to action

An image of Geoff talking to the camera.

Function like Geoff

Finding prostate cancer after testing

Function like Catherine

Function like Catherine

You can't diet or exercise this away

Life is short?

We disagree.