Get the proof that your training is working
Get the proof that your training is working
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Stop settling for “normal.”
Stop settling for “normal.”
“Normal” labs can detect disease, but don’t necessarily show progress. Function tests 100+ biomarkers across metabolism, hormones, and more, giving you proof of improvement and early warnings before setbacks. Because for high-performers, “normal” isn’t the goal. “Better” is.
- Beyond the basics: Your wearables and routine labs only show part of the picture. Function helps reveal what’s really changing inside your body with 100+ advanced health insights.
- Turn effort into evidence: Training, supplements, recovery protocols—you’re already doing the work. Now get the data that shows it’s making an impact.
- Track whole-body wins: See patterns across your metabolism, hormones, and inflammation, so you can measure progress like a true scoreboard.
Testing is easy
Testing is easy
Schedule lab tests
Get 100+ results
Explained by top doctors and researchers
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What could cost you $15,000 is $499
Function membership
$42
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.