Featured Speaker

Ms. Nanci Guest

Registered Dietitian, Toronto, ON

Nanci Guest, MSc, RD, CSCS, Registered Dietitian, discusses common causes of stomach bloating.

Bio : Nanci Guest

Nanci S. Guest PhD, RD, CSCS is a Registered Dietitian with the Ontario College of Dietitians, Certified Personal Trainer and an NSCA Certified Strength and Conditioning Specialist, and she has been working in this field in private practice since 1996.

Dr. Guest attended the University of British Columbia and completed her Bachelor of Science degrees in agriculture / animal science (1995) and dietetics (1999) with a focus on exercise physiology/kinesiology, and also completed her Master of Science degree in nutritional sciences (2004) where she conducted research on disordered eating behaviours, bone health and female athletes. She completed her doctoral research on the effects of gene-nutrient interactions (nutrigenomics) on athletic performance at the University of Toronto, where she continues to do research into the nutrient-gene relationships, plant-based nutrition and performance.

She has published her research in top journals, presented many abstracts at international meetings and given dozens of invited talks in Canada, the USA and Europe. In her post-doctoral work also at the University of Toronto she is fulfilling her special interest in plant-based diets, climate change, the environment and supporting animal welfare initiatives by helping individuals reduce their animal foods consumption.

Dr. Guest is a global consultant to professional and amateur athletes and teams, in addition to having the role of head dietitian at both the Vancouver 2010 Olympics (her hometown) and the Toronto 2015 Pan Am games, and as a consultant to various international and Canadian athletes in preparation for the last four London, Sochi,  Rio, and PyeongChang Olympics. Many of the athletes she prepared for Sochi went on to win several gold and silver medals. With her strong foundation as a strength and conditioning coach along with her vast experience in an exercise research lab, Dr. Guest has a thorough understanding of exercise physiology and the physical demands of training, which has resulted in a unique skill-set focusing on advanced sports nutrition strategies.

Experience includes work with the Vancouver Canucks, other members of the NHL, NBA and CFLWomen’s National Field HockeyWomen’s National Ice Hockey, World Junior Hockey in addition to working with many other sports / athletes to include pro UFC, boxers, open water divers, pentathletes, equestrians, iron-man and triathlon athletes, ultra-endurance cyclists, tennis players, skaters, swimmers, middle-distance runners, gymnasts, biathletes, snowboarders and soccer and rugby players. Dr Guest also taught sport nutrition at the University of British Columbia and the University of the Fraser Valley from 2005-2007 and teaches online sport nutrition courses at Niagara College (2020-present). She is currently an authorized service provider for the Coaching Association of Canada and a past lead Sport Dietitian rep for CLIF Bar Canada (2014-2019) , where she also briefly served on the CLIF Nutrition Advisory Council (USA). 

Dr Guest is involved in research (athlete focus) as well as dietetic education and training for Nutrigenomix Inc., a genetic testing company based in Toronto. She also serves on their Scientific Advisory Board.

Dr. Nanci Guest is available for individual and/or group/team consultations, seminars and grocery store tours. Parent, spouse and/or coaching staff education is also available and highly recommended. Now Health

Diabetes Now

Diabetes Now

QA Chat
Ask us a health question on
diagnosis/treatment options...