Layne Norton

Dr. Layne Norton is a renowned nutrition scientist, entrepreneur, professional natural bodybuilder, and world-class powerlifter known for his evidence-based approach to fitness and dietary science. He holds a PhD in Nutritional Sciences from the University of Illinois and a BS in Biochemistry, and has built a career at the intersection of academic research, elite athletic performance, and science communication.

Norton is widely recognized for his contributions to the fitness industry, particularly for popularizing flexible dieting (often referred to as “If It Fits Your Macros” or IIFYM) and for challenging misinformation in nutrition and exercise science. Through his educational platforms, coaching systems, and public commentary, he emphasizes critical thinking and the application of peer-reviewed research to real-world health and performance outcomes.

As an athlete, Norton has achieved elite status in both bodybuilding and powerlifting. He earned professional status as a natural bodybuilder and has competed internationally as a powerlifter, including at the IPF World Championships, where he won a silver medal in the 93 kg class and set a world record squat at the time. He is also a multiple-time national champion and has continued to compete at a high level in Masters divisions.

In addition to his athletic and academic accomplishments, Norton is an entrepreneur and educator. He is the founder of BioLayne LLC and has co-founded several science-driven fitness ventures, including Carbon Diet Coach, a nutrition coaching app, and Outwork Nutrition, a supplement company focused on evidence-based formulation. He is also the author of multiple fitness and nutrition books, including "Fat Loss Forever" and "The Complete Contest Prep Guide."

Norton is a sought-after speaker and content creator who regularly appears on major podcasts and educational platforms, where he discusses topics such as metabolism, fat loss, resistance training, and the interpretation of scientific research. His communication style is known for its directness and commitment to debunking pseudoscience in the health and wellness space.