we’re changing the way the world treats weight
Sustainable weight loss and metabolic health takes the right team. Our doctors, coaches, specialists, and advisory board members work together to ensure you’re supported through every victory, setback, and comeback.
We want long-term results for every Calibrate member, so everything we do is in service of creating enduring and empowering habits. We know that small, simple steps can add up to something much greater than its parts, so that’s what we do.
The Metabolic Reset is designed to fit your life and your progress, not the other way around. You’ll connect regularly with your doctor and coach, making it easy for them to tailor your goals, cheer you on, and make adjustments in real-time.
We don’t do instant gratification—because it doesn’t work long term. The Calibrate program combines what’s been scientifically proven to lead to sustainable results—and helps you discover a new day-to-day.
Isabelle Kenyon is the Founder & CEO of Calibrate, a metabolic health company on a mission to change the way the world treats weight. In two years, Calibrate has raised more than $125 million from leading investors, including Founders Fund, Tiger Global, Optum Ventures, Forerunner Ventures, Threshold Ventures, and Redesign Health, and has published clinically-reviewed results from its One-Year Metabolic Reset that exceeded clinical trial outcomes across metabolic markers. Calibrate was recognized as a World Economic Forum Technology Pioneer in 2021 and by Fast Company’s World Changing Ideas in 2022.
Prior to Calibrate, Isabelle led business operations, growth, and strategic partnerships & communications at Capsule, a technology business rebuilding the pharmacy from the inside out. Before Capsule, she worked at beloved consumer brands in London and New York. Isabelle began her career as an investment banker in Hong Kong and graduated from the University of Pennsylvania. She was selected to the Forbes 30 Under 30 list in 2015. Isabelle additionally serves as the Advocacy Chair for Success Academy Charter School’s Young Professionals Committee.
Our vision is to put you in control of your health. Calibrate is changing the way the world treats weight by bringing decades of proven metabolic science to everyone, everywhere.
Isabelle Kenyon, Founder & CEO
As a Calibrate member, you’ll be in it together with a comprehensive team that supports you at every step of the way. The Coaching Team will be your day-to-day guides and cheerleaders, the Medical Team will ensure your metabolic health is improving, and the Support Team will make certain that every aspect of the Calibrate program runs seamlessly.
Kim Boyd, MD
Chief Medical Officer
Christine Celio, PhD
SVP, Head of Program Psychology
SVP, Head of Member Experience
Jane Ruppert, RDN, LDN, CDCES
SVP, Head of Coaching
Calibrate's experts are leaders in their respective fields. They serve as a resource to your coach on how to develop your program so that it's personalized to you. They're supported by our clinical advisory board.
Stephanie Middleberg, RD
Sleep and Emotional Health Expert
Ellen Vora, MD
Sleep and Emotional Health Expert
Clinical Advisory Board
Calibrate’s clinical advisors are the leading obesity treatment and metabolic health experts and scientific researchers in the country. They vet every aspect of our program to ensure we’re giving you the best possible guidance.
Donna Ryan, MD
Dariush Mozaffarian, MD
Fatima Cody Stanford, MD, MPH, MPA
Randy Seeley, PhD
Eve Van Cauter, PhD