đ Your True Age and how you compare to others your age
đ˘ A breakdown of the factors aging you (and helping you)
đ§ A free 6-week email course to lower your biological age
There's only a few "biological age" calculators out there, and none of them are up to par.
They are either very expensive ($499 and up) or based on the wrong metrics. Other tools use outdated markers or "mainstream friendly" markers that aren't actually indicative of true health.
Your True Age uses the latest & greatest metabolic health metrics to give you the ultimate way to assess your current metabolic health and how you are aging.
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100% Private and secure.
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Free to use. No app to download.
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Built by health experts, not marketers.
The True Age Score estimates your biological age using real-world health signalsâblood markers (like fasting insulin and triglyceride-to-HDL ratio), body composition (waist-to-height ratio), and fitness measures (strength, speed, endurance). It shows how well your body is actually functioning compared to your chronological age. The lower the score, the more youthful and metabolically healthy you are.
Telomere length and DNA methylation are proxiesâindirect markers we hypothesize may reflect aging. They donât always match your true health status, they change very slowly, and they cost hundreds of dollars. True Age instead measures hard markers of metabolic healthâlike insulin sensitivity, inflammation, and muscle strengthâthat reveal how youâre aging right now and give you practical insights to improve.
Because every marker we track can actually change. Thatâs why we pair the score with our free programâso youâre not left with numbers, but with a clear path forward. Youâll learn exactly which lifestyle actions make the biggest difference and start lowering your True Age right away.
Brian Sanders is the creator of Your True Age, a revolutionary tool for measuring biological health.
A mechanical engineer by training, Brian is also the host of the Peak Human podcast and filmmaker behind the upcoming Food Lies documentary. Over the past decade, he has interviewed and learned from hundreds of the worldâs leading doctors, researchers, and PhDs across nutrition, exercise science, human biology, and evolutionary medicine.
Through these conversations and years of research, he uncovered a critical gap: most so-called âbiological ageâ tests rely on static or superficial measures like DNA methylation or telomere length - expensive proxies that tell you little about how your body is actually performing. Brian set out to change that.
Drawing from the best insights in clinical practice, evolutionary biology, and real-world performance metrics, he developed the True Age Score - a dynamic, actionable measure that uses blood markers, body composition, and fitness indicators to reveal how well youâre really aging, and more importantly, how to improve.
Brian is also the founder of the Sapien health movement and Sapien Center in Austin, Texas, where he continues to teach, write, and create tools that empower people to align with nature, restore metabolic health, and thrive for life.
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