Too busy or too tired to eat a healthy diet or be physically active? Sick of the dietitng game and interested in losing weight and keeping it off?
Peak Performance was started in 1995 in Ottawa, Ontario, by Elizabeth (Beth) Mansfield, PhD, MSc, RD, a Registered Dietitian, Certified Exercise Physiologist, and Sport Nutrition Specialist.
Peak Performance uses secure virtual platforms and teleconference calls to deliver our services in sport nutrition, healthy eating, weight management, and workplace wellness. We are a source of reliable nutrition and exercise information to help you make decisions about your
A Paleolithic Diet vs. Eating for Endurance
Hydration Status and Sport Drinks for Athletes
Improve Your Endurance Performance with Pre and Probiotic Foods
Peak Performance Nutrition Workshops
We have workshops on nutrition for peak health and sport performance - current schedule here: