“Having been a professional athlete for nearly two decades, optimizing my health has long been a priority. I’ve used Function Health to prepare for world records projects in the most extreme environments on the planet, including Antarctica. Function is truly game changing. They have made it easier and more affordable than ever to stay on top of and in front of any imbalances. Now I can really know what’s under the hood, and use their easy-to-understand dashboard as a bedrock for optimizing my health, longevity and high performance.”

Testing is easy
Explained by top doctors and researchers
No insurance needed
Transparent pricing
Heart testing beyond cholesterol
Autoimmunity testing
Hormones & fertility testing
Nutrient & electrolyte testing
Access to cancer testing
Standard checkup
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.
Early detection has given me this amazing gift of extra years, probably extra decades, with my family.
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.
Real people. Real results.



