Function / Summit
Summit community gets instant access to Function. No waitlist.
Function was designed with the Summit community in mind—people who care deeply about their health and value technology's role in advancing it. Co-founded by Summit members Mark Hyman MD and Jonathan Swerdlin, Function is a new platform that starts with 100+ advanced lab tests every year across your entire body, from heart and hormones to nutrients, metabolic health, autoimmunity, toxins and more. With insights grounded in decades of research and guidance from top clinicians, you'll gain a clearer understanding of your health, receive personalized insights, and monitor early indicators of disease.
160+ lab tests for
your whole body
160+ lab tests for
your whole body
The first-ever membership that includes the cost of 160+ advanced lab tests, comprehensive across heart, thyroid, hormones, metabolic, toxins, nutrients, autoimmunity, and more. Robust results turn into actionable insights from top doctors.
160+ lab tests
Whole body testing
Tracked over time
Testing is easy
Testing is easy
Included in Function
Included in Function
Get agency over your health, disease monitoring and a path to a longer life. Function is the one place for advanced lab testing, results tracking, insights, and explanations in the palm of your hand, allowing you to concentrate on living.
Results over time
Results over time
All results tracked in one secure place.
Know your health today. Monitor changes over time.
Results over time
Results over time
All results tracked in one secure place.
Know your health today. Monitor changes over time.
160+ advanced lab tests for your whole body
Tracked over your lifetime
Monitor for early indicators of 1000's of diseases
160+ advanced lab tests for your whole body
Tracked over your lifetime
Monitor for early indicators of 1000's of diseases
Common questions
Common questions
Function includes every lab test typically part of most physicals and goes even further with access to 100+ tests across major areas like heart, thyroid, hormones, cancer markers, nutrients, immunity, autoimmunity, and more. These tests are championed by specialists, from cardiologists to endocrinologists, offering 5x more testing than an average physical. Function also provides a detailed written summary from a clinician reviewing all your latest results. If any result is urgent, a clinician will call you immediately. Each result includes personalized insights from the world’s top doctors.
Function is available in the continental US. Function requires members to have a valid US address and active US phone number. Lab visits are available at 2,000+ locations across 48 states. At this time, lab visits are not possible in Rhode Island, Hawaii, and Puerto Rico.
Getting comprehensive testing used to be complicated—confusing PDFs, endless Googling, tracking numbers in spreadsheets, and surprise bills. Function changes that. We bring it all together: clear insights, transparent pricing, and insights developed with world-class doctors based your results. No guesswork, no hidden costs—just the data you need to take control of your health.
You will be tested at one of over 2,000 lab locations across the US, within 10 miles of nearly every home in the United States. Our lab partner performs over 50 million tests per year and is trusted by the entire medical community. Lab visits are not currently available in Rhode Island, Hawaii, or Puerto Rico.
Function membership includes 100+ comprehensive lab tests to measure your current health status, organ function, metabolism, and risk factors for disease. As science continues to evolve, Function strives to integrate the latest advancements in testing, offering cutting-edge add-ons to provide you with the most in-depth insights into your overall health. *Advanced add-on tests may be available for an additional cost beyond your full membership. See the full list of tests here.