BACK TO PROVIDERS Mary Trenda, R.D.N. Registered Dietitian Nutritionist Nutrition Services Mary Trenda is a registered dietitian nutritionist (RDN) who brings a holistic approach to nutrition by incorporating all aspects of health. She earned her Bachelor of Science degree in nutrition from Carson Newman University and her Master of Science degree in clinical nutrition from East Tennessee State University. She focuses on the unique health needs of each individual, helping each patient make lifestyle changes to improve their overall health with nutrition. Education East Tennessee State University