Nutritional Psychology: Bridging Brain, Body, and BehaviorPROFESSIONAL DEVELOPMENT RESOURCES
Nutritional Psychology: Bridging Brain, Body, and Behavior is a 2-hour online continuing education (CE/CEU) course that explores the relationship between food and mood, and how lifestyle factors influence mental health outcomes. Nutritional psychology is an emerging interdisciplinary field that examines the dynamic relationship between dietary patterns, nutrient status, and mental health outcomes. This course introduces the foundational principles of nutritional psychology, emphasizing the bidirectional relationship between nutrition, neurobiology, and psychological functioning. Historically, mental health care has focused primarily on psychotherapy and pharmacologic interventions; however, growing evidence demonstrates that diet quality, nutrient availability, gut microbiota, and metabolic health significantly influence mood regulation, cognitive function, and stress resilience. Key biological mechanisms underlying this relationship include neurotransmitter synthesis, immune signaling, endocrine regulation through the hypothalmic-pituitary-adrenal (HPA) axis, and communication along the microbiota-gut-brain axis. Current research highlights several nutritional factors associated with mental health outcomes, including whole-diet interventions such as Mediterranean-style dietary patterns, omega-3 fatty acids, micronutrient sufficiency, and the impact of ultra-processed food consumption. Additionally, hormonal balance, macronutrient distribution, and micronutrient cofactors play critical roles in the synthesis and regulation of neurotransmitters such as serotonin, dopamine, acetylcholine, glutamate, and gamma-aminobutyric acid (GABA). Chronic stress, inflammation, gut dysbiosis, and trauma-related dysregulation of the HPA axis further complicate the relationship between diet and psychological well-being. Through a biopsychosocial lens, this course also explores how lifestyle factors - including sleep, movement, hydration, and social connection - interact with nutrition to influence mental health outcomes. Clinical case studies illustrate how chronic trauma, dietary insufficiency, medication use, and physiological dysregulation converge to affect both psychological and physical health. Collectively, the evidence supports integrating nutritional assessment and intervention into mental health care as an adjunctive, individualized approach. Nutritional psychology therefore offers a promising framework for bridging brain, body, and behavior while expanding collaborative care models aimed at improving both mental and physical health outcomes. Course Outline: Introduction Section 1: Nutrition and Mental Health Section 2: Neurotransmitters and Mood Section 3: Macronutrients and Mood Section 4: Micronutrients and Mood Section 5: Trauma-Informed Nutritional Psychology Section 6: Ethical Collaborative Care Conclusion Course #21-66 | 2026 | 15 posttest questions | Mobile-Friendly