Sign in
home what it is who we are get help FAQ research & technology training
Who We Are

William L. Wolcott Metabolic Typing® Online offers the basic, entry level assessment of The Healthexcel System of Metabolic Typing®.

William L. Wolcott, co-founder of Healthexcel, is universally recognized as a leading authority in the rapidly emerging field of customized nutrition. For over 43 years he has provided technical consulting services to health professionals including physicians, dentists, naturopaths, nutritionists, and chiropractors. In this capacity, Bill develops computer-based, customized Metabolic Typing® nutritional profiles as well as unique, proprietary Metabolic Type® nutritional formulations.

Practitioners in over 40 countries throughout the world trained in Bill's Healthexcel System of Metabolic Typing® use his patient-specific nutritional Metabolic Type® profiles as the basis of therapeutic protocols that are tailored to the highly individualized needs of patients. Over the years these customized protocols have proven to be remarkably effective in helping to resolve many kinds of chronic health disorders.

Over the course of the 20th century, many leading scientists and clinicians contributed to the evolution of customized nutrition – a field that is also known as "Metabolic Typing®." As a specialized scientific discipline, Metabolic Typing® is the culmination of 70 years of pioneering research on the part of many of the century's most innovative nutritional researchers. In the late 1970s, Bill Wolcott joined this cadre of researchers and since that time has played a central role in advancing the field. In 1983, Bill made a breakthrough discovery which he called The Dominance Factor which greatly advanced the clinical efficacy of Metabolic Typing®.


© 1987-2025 Healthexcel. All rights reserved.
Metabolic Type® and Metabolic Typing® are Registered Trademarks of Healthexcel.
Metabolic Typing® technology usage licensed from Healthexcel.