Functional Diagnostic Nutrition Health coaching is not intended to diagnose, treat, prevent, or cure any disease or condition. It is not intended to substitute for the advice, treatment, and/or diagnosis of a qualified licensed professional. Functional Diagnostic Nutrition Practitioners may not make any medical diagnoses, claim, and/or substitute for your personal physician’s care. It is the role of the Functional Diagnostic Nutrition Practitioner to partner with the client to provide ongoing support and accountability with an opt-in model of self-care.