Elizabeth (Beth) Mansfield, PhD, MSc, RD, is a Registered Dietitian, Certified Exercise Physiologist, and Sport Nutrition Specialist. Beth is registered with the College of Dietitians of Ontario and the Canadian Society of Exercise Physiology. She is also Board Certified in Sports Dietetics (CDR-USA).

As a Registered Dietitian and Exercise Specialist, Beth collaborated with Dr. McPherson to develop the Coping With Cholesterol (CWC) therapeutic lifestyle change program for patients of the Lipid Clinic of the University of Ottawa heart Institute. She currently conducts the CWC group and individual programs to help people in the National Capital Region (Ottawa and surrounding areas) to improve their eating habits, integrate physical activities into their lifestyle, and manage their weight.

As a Sport Nutritionist, Beth works with competitive and recreational athletes of all levels and ages to ensure that they are eating for peak health and performance in life and sport.

As a workplace wellness advocate, Beth specializes in applying training principles developed for sport performance to business executives and the development of workplace wellness programming for both the government and business sectors.


Dr. Mansfield also conducts social science research using evidence based analysis in a systematic way to answer practical nutrition related concerns/questions:

As a graduate student with McGill University’s Department of Human Nutrition, Beth conducted research to determine the relationship of energy and nutrient intake and physical activity to concentrations of plasma lipoprotein and cholesteryl ester transfer protein.

In partnership with the Canadian Association of the Advancement of Women in Sport and Physical Activity (CAAWS) she has conducted research on the physical activity behaviours and beliefs of socioeconomically disadvantaged mothers in Canada.

In partnership with McGill University’s School of Dietetics and Human Nutrition, she has investigated individual, social and environmental correlates of weight control in a representative sample of Canadian women involved in training and competing in road running races throughout Canada.

For the Bureau of Nutritional Sciences at Health Canada she has integrated a health literacy lens on consumer’s food based decision making. Of particular concern are those consumers who may be limited in their food and health literacy skills to make informed food choices to meet their dietary needs or goals.https://www.sciencedirect.com/science/article/pii/S2212267214005991

This also includes the adaptation of a health literacy screening tool, The Newest Vital Sign©Pfizer for use in the Canadian context.