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Condition overview

Eating Disorders and ketamine research

Where research on ketamine and related agents sits in the treatment of anorexia, bulimia, and binge eating disorder.

Written by: Ira ZootMedical review status: Not yet clinically reviewed.Last updated: May 18, 2026Evidence: Research summary

This page has been written and edited by the publisher. It has not been reviewed by a licensed clinician.

If you need help right now

  • United States: Call or text 988 (Suicide & Crisis Lifeline), available 24/7.
  • Eating disorders: National Alliance for Eating Disorders helpline — 1-866-662-1235, Monday–Friday, 9 a.m.–7 p.m. ET.
  • Outside the US: Contact your local emergency number, or find a helpline via findahelpline.com.
  • If you are in immediate danger, go to your nearest emergency department.

This page answers one question: what does published research currently say about ketamine and eating disorders, and where does that evidence stop? It is a research overview, not treatment guidance.

Related on Ketalux

Overview

Eating disorders are serious psychiatric conditions with significant medical risk. Anorexia nervosa has one of the highest mortality rates in psychiatry. Effective care almost always requires a coordinated medical, nutritional, and psychiatric team.

Conventional treatment

Evidence-based care includes specialized psychotherapy (CBT-E, FBT for adolescents, MANTRA), medical and nutritional rehabilitation, and treatment of co-occurring depression or anxiety. Hospitalization is sometimes necessary.

Where ketamine fits

Small studies have explored ketamine for treatment-resistant depression in eating disorder populations and for binge eating disorder, but evidence is preliminary. Medical fragility — electrolyte abnormalities, cardiac risk — makes safety screening especially important.

What current evidence suggests

Published research is largely case series and small open-label studies. No high-quality randomized trials currently support ketamine as a treatment for eating disorders per se.

Limits of the evidence
People with severe restriction, electrolyte imbalances, or cardiac risk are often poor candidates for ketamine until medically stabilized. Treatment should involve specialist eating disorder clinicians.

Frequently asked questions

Can ketamine treat anorexia directly?+

There is no good evidence that ketamine treats the eating disorder itself. It is sometimes considered for co-occurring TRD or suicidality with appropriate safeguards.

What's first-line?+

Specialized eating disorder care — typically FBT for adolescents and CBT-E for adults — combined with medical and nutritional support.

About the author

Publisher and editor of Ketalux, based in Chicago, Illinois. Ira is a ketamine therapy patient, not a clinician. This is editorial review, not medical review: Ira is not a licensed clinician and does not provide diagnosis or medical care. Ketalux does not accept compensation from providers in exchange for favorable editorial coverage, evidence ratings, recommendations, patient referrals, or organic provider ranking. Read the full publisher disclosure →

Educational use only. The content on this page is provided for general educational purposes and does not constitute medical advice, diagnosis, or treatment. Ketamine and related therapies carry risks and are appropriate only under qualified medical supervision. Always consult a licensed healthcare professional about your individual situation. Information may change as research evolves.