Welcome to Substantiation Sciences

Dr. Susan Hewlings, a Registered Dietitian with a PhD in nutrition from Florida State University, co-founded Substantiation Sciences LLC. She has over 20 years of experience in higher education and specializes in dietary supplement consulting and science writing. Formerly at UCF College of Medicine, she integrated nutrition into the curriculum. Dr. Hewlings has published extensively on supplements, CBD, and nutrition and authored Nutrition: Real People, Real Choices. She also leads The A.R.F. Shack, a non-profit animal rescue, and lives in the Florida Keys, where she is a competitive ultrarunner

 Dr. Kalman, along with Dr. Sue Hewlings is a Co-founder of Substantiation Sciences. Dr. Kalman is also a Clinical Associate Professor in the Dr. Kiran C. Patel College of Osteopathic Medicine at Nova Southeastern University in Fort Lauderdale Florida. Substantiation Sciences is a strategic nutrition/scientific and regulatory business consultancy. Historically, Dr. Kalman was a co-founder of the International Society of Sports Nutrition (ISSN). Most recently, Dr. Kalman served as the Senior Vice President of Scientific and Regulatory Affairs for The Natural Products Association (NPA). Earlier in his career, Dr. Kalman was the VP of Scientific Affairs for Nutrasource, a nutrition-centric Contract Research & Service Organization. He has worked six Olympic games and with a multitude of teams and individuals on the collegiate and professional sport levels. Dr. Kalman has been involved in over 400 clinical trials and projects within the food/beverage/dietary supplement and pharmaceutical industries. He has published over 100 peer-reviewed manuscripts, more than 100 abstracts/poster sessions and has authored or co-authored five academic textbooks. Outside of his love for the field of nutrition and health, Dr. Kalman enjoys time with his family, exercising and in being of service to others.