Scans were always essential. Now they’re accessible, too.
Scans were always essential. Now they’re accessible, too.
Function for JOON Members
Function for JOON Members
Function empowers you to take ownership of your health through access to 100+ lab tests and advanced imaging, as well as powerful health insights that help you monitor for early signs of hundreds of diseases and create a health strategy that evolves with you.
Get special pricing on a Function membership! This program launches January 1, 2026.
Due to state regulations, individuals testing in New York or New Jersey will pay additional fees of up to $250 per year. Fortunately, individuals can test in neighboring states, which do not impose additional charges.
Data that puts your health in motion
Data that puts your health in motion
Testing is easy
Testing is easy
100+ lab tests
Results explained
By top doctors and 1000s of hours of research
Follow your protocol
Not your average checkup
Personalized Protocol
Upload past results
No insurance needed
Hormones & fertility testing
Heavy metal & toxin testing
Metabolic & pancreatic testing
Heart testing beyond cholesterol
Nutrient/electrolyte testing
Autoimmunity testing
Thyroid testing
Access to advanced MRI & CT
Access to GRAIL cancer test
Access to Alzheimers & brain testing
Access to mold reactivity testing
Standard checkup
Real people. Real results.
Real people. Real results.
Medical & Scientific Advisory Board
Medical & Scientific Advisory Board
Professor of Neurobiology at Stanford School of Medicine
Chief of Innovation at NYU Langone. Pioneer of AI-driven MRI.
Top medical oncologist. Professor at Columbia University.
Head of the Division of Solid Tumor Oncology at Memorial Sloan Kettering Cancer Center.