About Leslie

About Leslie

Leslie's professional background, credentials and years of experience put her at the top of her field. Whether working one-on-one with clients in her private practice, writing consumer books or consulting with the media, Leslie is able to translate the latest - and often complicated - nutrition and health  information into diet advice that's easy to understand and easy to follow. She's not about gimmicks or fads - just science-based nutrition advice to help people follow a healthier lifestyle.

As one of Canada's leading nutritionists, Leslie has operated a successful private practice in the heart of downtown Toronto since 1989. Working as a Registered Dietitian (RD) she has helped thousands of individuals achieve their nutrition and diet goals. Based at the Medisys Clinic, Leslie offers clients dietary advice, personalized meal plans and science-based recommendations on the use of nutritional supplements.

Leslie is recognized by the media as an authority on nutrition and food issues and is an experienced communicator in television, radio and print media. She writes a weekly column in The Globe and Mail, Canada’s national newspaper and is a regular contributor to CTV news. Leslie’s nutrition advice can also be heard every week on Montreal’s CJAD Radio's Andrew Carter Show.

Leslie is the best-selling author of 12 books (Penguin Canada): The Plant-Based Power Diet, Leslie Beck's Healthy Kitchen, Leslie Beck's Longevity Diet, The Complete A-Z Nutrition Encyclopedia, The Complete Nutrition Guide for Women, Heart Healthy Foods for Life, Foods that Fight DiseaseThe No-Fail Diet, Healthy Eating for Preteens and Teens, Leslie Beck’s Nutrition Guide to a Healthy PregnancyThe Complete Nutrition Guide to Menopause, and 10 Steps to Healthy Eating.

Leslie consults with many leading businesses and international food companies located in Canada, the U.S. and Europe. She delivers nutrition seminars and workshops to corporate groups in North and Latin America. Having a strong interest in sports nutrition, Leslie acted as nutritionist to the Canadian International Marathon and the NBA’s Toronto Raptors Basketball Club. Leslie keeps fit herself by running, cycling, and weight training.

Born and raised in Vancouver, BC, Leslie obtained her Bachelor of Science (Dietetics) from the University of British Columbia and proceeded to complete the dietetic internship program at St. Michael’s Hospital in Toronto. She studied a Masters in Epidemiology at the University of Toronto. She is a member of the College of Dietitians of Ontario, Dietitians of Canada, The Institute for Functional Medicine and The American College of Lifestyle Medicine.