Brittany Johnson, PhD, RDN, CSSD

Professor of Nutrition and Dietetics

Dr. Brittany V.B. Johnson, PhD, RDN, CSSD is an Assistant Professor at Point Loma Nazarene University in the Didactic Program in Dietetics since 2015. Prior to coming to PLNU she practiced as a clinical dietitian working with patients in Intensive Care Unit and managed a team of dietitians in an acute-care hospital. In addition, she taught community college general education courses at Crafton Hills College. As a certified specialist in sports dietetics, her primary interest focuses on understanding how food fuels tactical athletes for health and performance. She has a PhD in Health and Human Performance and developed the Tactical Athlete Nutrition Score, a screening tool to identify nutritional gaps in tactical athletes. Johnson has a strong passion for studying intervention methods to optimize diets to improve tactical athlete’s health and well-being. Her previous research investigated the relationship between nutrition and health concerns (sleep, injury, and physical fitness) in career firefighters. Her research is focused on exploring, developing, and implementing nutrition programs to optimize health and performance in tactical athletes. Johnson has a strong passion for studying how to optimize diets to improve health and performance for tactical athletes.


  • Ph.D., Health and Human Performance, Concordia University Chicago
  • M.S., Nutrition and Dietetics, Loma Linda University
  • B.S., Nutrition and Dietetics, Loma Linda University

Courses Taught

  • Fundamentals of Nutrition – FCS 225
  •  Food Economics and Management – FCS 300
  •  Cultural Foods – FCS 303
  •  Lifecycle Nutrition – FCS 305
  • Dietary Counseling and Nutrition Education – FCS 414
  • Foodservice Production and Management – FCS 435
  • Child and Adolescent Nutrition and Health – CDV 325
  • FCS 330 

Experience in Field

  • Research interests: include performance nutrition for recreational and collegiate athletes and risk of disordered eating patterns among college students and collegiate athletes 
  • Clinical Nutrition Manager for Sodexo acute-care hospital
  • Health Educator for Drayson Center Gym and Louis Vuitton

Professional and Community Involvement

  • Member, Academy of Nutrition and Dietetics