Non-invasive Cranial Electrical Stimulation for Mealtime Anxiety in Adults With Eating Disorders

Inclusion Criteria: 1. Age 18-30 years old at the time of enrollment 2. Enrolled in Rogers Behavioral Health Eating Disorder Recovery Program Inpatient Unit at the Oconomowoc, WI clinic location 3. Have a primary diagnosis of any DSM-5 eating disorder (anorexia nervosa, bulimia nervosa, binge eating disorder, avoidant/restrictive food intake disorder, other specified feeding or eating disorder) 4. Ability to communicate effectively using written and spoken English 5. Participant is eligible for mealtime anxiety support based on: * ≤ 75% meal plan compliance * Visible anxiety/distress during program meals * Engagement in compensatory behaviors or self-harm before, during, or after meals, or medical staff judge patient to be at risk of same Exclusion Criteria: 1. Metal in the body of any kind (e.g., braces, pacemakers, metal plates or screws, intracranial electrodes, implanted devices/defibrillators, prostheses) 2. Currently taking medication that reduces seizure threshold (e.g., clomipramine) 3. Cranial pathologies (e.g., holes, plates) 4. History of seizure or black-out concussion 5. Pregnancy 6. Risk of suicide/self-harm by self-strangulation with cranial electrotherapy stimulation (CES) device judged by study medical staff 7. Participant calibrates to a stimulation level below 200 microampere (μA)