The neuroendocrine system is the critical interface between the nervous and endocrine systems, orchestrating physiological balance through complex, bidirectional signaling. Neurotransmitters play a central role, continuously interacting with sex hormones and cortisol. Understanding how neurotransmitters are synthesized, how they function, and how imbalances present clinically is essential for accurate assessment. Patient symptoms rarely arise from a single hormone or neurotransmitter; rather, they reflect intricate biochemical relationships—particularly among neurotransmitters, sex hormones, and the HPA axis. This course equips clinicians to interpret these interactions, utilize advanced urinary testing (including neurotransmitters, sex hormones, and cortisol via the HuMap from Doctor’s Data), and apply evidence-informed interventions. Emphasis is placed on integrative strategies combining nutraceutical, dietary, and lifestyle approaches to support both short-term symptom relief and long-term clinical outcomes. Speaker: Lylen Ferris, ND