Dr. Brittany Johnson
Scientific Affairs
GNC
Brittany is on a mission to improve health and optimize wellness by championing the science behind dietary supplements. She leads the clinical study pipeline at GNC, driving research innovation and peer-reviewed publication excellence. With expertise in research, education, and scientific communication, she translates complex science into clear, actionable solutions. Passionate about sports performance and weight management, she helps advance science for everyday people to build strength, improve performance, and promote overall health.
