She has worked with national and provincial level athletes from a variety of sports. Her experience with hockey players has ranged from athletes in Bantam, Varsity, the BCHL and WHL, to participants at the Canada Winter Games. She was also a Sports Nutritionist for the National Coaching Institute, where she provided nutrition education to coaches. Tristaca is the nutrition expert with BodySense, an initiative from the Canadian Centre for Ethics in Sport aimed at fostering healthy body image in athletes. She is also a member of the Sport Nutrition Advisory Council of Canada. She has a Masters of Science (Sports Nutrition) from McGill University, a Bachelor of Science (Dietetics) from the University of British Columbia, and a Bachelor of Science (Kinesiology) from the University of Victoria. Lars HepsoPower Skating