Lauren Antonucci, RDN, CSSD, CDE, CDN, is the owner and director of Nutrition Energy, where she creates individualized plans that fit the lifestyle of each client, helps them develop a healthy relationship with food and their bodies, and guides them to reach their nutrition and health goals. She is a registered dietitian nutritionist (RDN), is certified by the Academy of Nutrition and Dietetics as a specialist in sports dietetics (CSSD), and is certified by the National Certification Board for Diabetes Educators as a diabetes educator (CDE).

Antonucci has been running, swimming, and cycling for as long as she can remember and has completed 13 marathons (PR 3:09), three Ironman Triathlons, and countless other running and triathlon races. She is a sought-after presenter on the topic of sports nutrition and hydration, and she has presented at many professional conferences, including American College of Sports Medicine (ACSM), USA Triathlon International Coaching Symposium, the Greater New York Dietetic Association (GNYDA), and many New York Road Runners (NYRR) events and New York City Marathon Expos. She has also presented to numerous collegiate athletic teams, most running and triathlon teams and clubs in New York City, and many corporate organizations.

Antonucci wrote a nutrition column for Triathlete magazine for three years and wrote for New York Road Runners magazine for over a decade. She has appeared on several television programs to provide practical advice on a wide array of nutrition and health topics, and her advice has also been featured in Runner's World, Ironmanlive.com, NYTimes.com, Diabetes Self-Management, Time Out New York, Metrosports, and many other publications.

She earned a bachelor's degree in psychobiology from Binghamton University, was awarded a fellowship in nutritional biochemistry at University of California at Berkeley, and earned a master's degree in clinical nutrition from New York University. She lives in New York City with her husband and three children and is a proud Masters athlete.