Sarah Thomsen Ferreira, MS, MPH, RD, LD, IFNCP

Sarah Thomsen Ferreira, MS, MPH, RD, LD, IFNCP, is an integrative and functional dietitian and educator whose clinical work focuses on the application of nutrition science to support brain and nervous system function. Her expertise sits at the intersection of nutrition, neurological function, food choice, and emotional well-being, with particular emphasis on brain health, eating psychology, and coaching-informed counseling approaches.

She is the founder of Nutrition for Brain Health, an educational website developed to translate evidence-based nutrition and neuroscience research into practical, clinically relevant strategies. She also publishes The Brain Food Digest, a research-focused newsletter curating emerging findings in nutrition and brain health, and hosts The Nourished Brain Podcast.

Sarah currently serves as a founding dietitian with BetterBrain, providing nutrition and lifestyle counseling focused on the prevention of neurodegenerative disease. In her previous role as Manager of Clinical Nutrition at the Cleveland Clinic Center for Functional Medicine, she contributed to the development of a patient-centered, systems-based model of care. Her professional background also includes inpatient clinical nutrition, eating disorder treatment, and public-health work with the WIC program.

As a mentor and educator, Sarah supports clinicians in developing client-centered, evidence-informed, and outcome-oriented treatment plans. She offers practical guidance on applying IFNA principles to behavioral health and neurological conditions, as well as stress-related, thyroid, and digestive disorders, using a food-first framework. With extensive experience in therapeutic diets, functional laboratory interpretation, and translating emerging research into clinical practice, Sarah focuses on helping practitioners build confidence when working with complex and challenging cases.