Scientific Advisory Council

Representing health-care professionals worldwide who recommend USANA products to their patients, USANA's Scientific Advisory Council is comprised of independent USANA Associates who provide USANA with valuable insights into product applications and efficacy, as well as feedback on how well the products work and how best to promote human health.
Chairperson Peter W. Rugg, M.C., FACEP
Assistant Professor of Emergency Medicine at the University of Massachusetts Medical School, Dr. Peter Rugg is board certified in internal medicine and emergency medicine and is a Fellow of the American College of Emergency Physicians. He works with athletes to improve conditioning, performance, and endurance; and he regularly lectures on optimal nutrition, lifestyle enhancement, and the connection between nutrition and prevention of degenerative diseases.



Ricardo Calderón, M.D., MPH
Dr. Ricardo Calderón is a executive with extensive experience designing, implementing, managing, and evaluating medical, public health, pharmaceutical, and community health and development programs at the local, national and international level. He currently serves as Area Director and Health Officer for the Los Angeles County Public Health Department and Associate Professor of Preventive Medicine, Director of International Training Programs, and Director of the MPH Global Health Leadership Track at the University of Southern California's Keck School of Medicine.


Monica Lewis, MB ChB
Dr. Monica Lewis takes a holistic approach to treating and preventing chronic and hormonal issues by addressing well being for the whole person, which encompasses a number of lifestyle factors, including nutritional supplementation, along with the best of conventional medicine. She has co-authored a series of books with her cardiologist husband, Dr. Gerald Lewis, in the Fad, Fable or Fact? series, including Dietary Supplements, Your Heart-An Owner's Manual, and CANCER-A Threat To Your Life? Or A Chance To Take Control Of Your Future? She regularly speaks on a wide range of health topics.


Bart Moore, M.D.
Diplomate of the American Board of Anti-Aging Medicine and board certified as a physician nutrition specialist, Dr. Bart Moore practices nutritional/preventive medicine in Walla Walla, Washington. He enjoys physician and community health education, giving frequent presentations and seminars on a wide variety of nutrition and lifestyle issues.


Christine Wood, M.D., FAAP
A practicing pediatrician and author of How to Get Kids to Eat Great & Love It, Dr. Christine Wood is an expert in nutritional medicine for children and speaks on healthy lifestyles to parents worldwide. She has been featured in several magazines, television, and radio programs; and she is active in addressing childhood obesity with schools, parents, and health professionals.


Ray Strand, M.D.
Quickly becoming one of the world's leading authorities in nutritional medicine, Dr. Ray Strand has been involved in a private family practice for over 30 years. During the past 12 years, he has focused his practice on preventive and nutritional medicine. He has lectured on this subject across the United States, Canada, and Australia. He is the author of Releasing Fat, What Your Doctor Doesn't Know about Nutritional Medicine, and Death by Prescription.