Binge Eating Disorder (BED)

The short version

●Binge eating disorder is defined by recurrent episodes of eating an unusually large amount of food with a sense of loss of control, marked distress, and no regular compensatory behaviors (unlike bulimia).
●It is the most common eating disorder, affects all body sizes, and is a real medical condition — not a lack of discipline.
●It very frequently co-occurs with depression, anxiety, and trauma, and shame about the eating both drives and follows the binges.
●First-line treatment is psychotherapy — CBT specifically for BED has the strongest evidence — with medication options (an SSRI; lisdexamfetamine is FDA-approved for BED) as adjuncts.
●Ketamine is not an established BED treatment; its relevance is the co-occurring depression or anxiety that so often accompanies it.
●Treating the mood disorder and the eating disorder together — not dieting harder — is what helps.

Clinical definition

Binge eating disorder is characterized by recurrent episodes of binge eating — eating, in a discrete period, an amount of food definitively larger than most people would eat under similar circumstances, accompanied by a sense of lack of control over the eating. Episodes are associated with features such as eating rapidly, eating until uncomfortably full, eating large amounts when not hungry, eating alone out of embarrassment, and feeling disgusted, depressed, or guilty afterward. DSM-5 requires binges at least weekly for three months, marked distress, and — crucially distinguishing it from bulimia nervosa — the absence of regular compensatory behaviors (vomiting, laxatives, excessive exercise). BED is the most prevalent eating disorder, occurs across the weight spectrum, and is strongly associated with depression, anxiety, and a history of dieting and weight stigma. It is a treatable psychiatric condition, and treatment targets the binge behavior and its emotional drivers rather than weight per se.

How it differs from related conditions

vs. Bulimia nervosa

Both involve binge eating, but bulimia includes regular compensatory behaviors (purging, laxatives, excessive exercise); BED does not.

vs. Depression

A very common comorbidity — low mood drives binges and binges deepen shame and low mood; both are treated together.

vs. Anxiety

Anxiety and emotional distress are common binge triggers; addressing them reduces the eating.

vs. Obesity (without BED)

BED can occur at any body size and is defined by the loss-of-control eating pattern and distress, not by weight.

First-line treatments

CBT for binge eating

The best-evidenced treatment — targets the binge-restrict cycle, triggers, and the thoughts and emotions driving episodes.

Interpersonal and DBT-based therapies

IPT and dialectical-behavioral approaches help, especially where relationships or emotion regulation drive the eating.

Medication (adjunct)

SSRIs reduce binge frequency and treat comorbid mood/anxiety; lisdexamfetamine is FDA-approved specifically for moderate-to-severe BED.

Avoiding restrictive dieting

Rigid dieting tends to perpetuate the binge cycle; treatment focuses on regular, adequate eating and the emotional drivers.

When standard treatments fail

When first-line CBT and medication do not adequately control binge eating, the steps are to confirm an adequate, BED-specific course of therapy was delivered, address co-occurring depression, anxiety, or trauma that may be driving the eating, reconsider medication (SSRI, lisdexamfetamine), and ensure restrictive dieting is not perpetuating the cycle. Ketamine is not part of the BED treatment ladder; where a treatment-resistant depression underlies or accompanies the eating disorder, ketamine for that depression may be considered, with specialized eating-disorder care leading.

Where ketamine fits

Ketamine is not an established treatment for binge eating disorder, and the evidence for it in eating disorders is preliminary and an area of caution. The first-line treatments are BED-specific CBT and, as adjuncts, SSRIs or lisdexamfetamine. Ketamine's legitimate relevance is the depression and anxiety that so commonly co-occur with and drive BED: where a treatment-resistant depression accompanies the disorder, ketamine can treat that depression, and reducing the mood load may make the eating-disorder work more achievable. It does not treat the eating disorder itself, and eating disorders require specialized care — Tovani would treat a co-occurring depression in coordination with that care, not offer ketamine as a BED remedy.

Where this fits with Tovani

Tovani treats the depression or anxiety that frequently co-occurs with binge eating disorder — not the eating disorder itself, which calls for specialized, BED-specific psychotherapy. Eligibility screening captures eating-disorder history and comorbid mood symptoms, and patients are encouraged to engage eating-disorder treatment. Where a treatment-resistant depression accompanies BED, ketamine for the depression is considered in coordination with eating-disorder care.

Check eligibility Find treatment options The science behind ketamine

Frequently asked

Is binge eating a real disorder or just overeating?

It's a real, diagnosable medical condition — the most common eating disorder. It's defined by recurrent episodes of eating with a genuine sense of loss of control and marked distress, not occasional overindulgence, and it isn't about willpower. It's treatable.

How is BED different from bulimia?

Both involve binge eating with loss of control, but bulimia includes regular compensatory behaviors (vomiting, laxatives, excessive exercise) and BED does not. BED also occurs across all body sizes.

What actually helps binge eating?

CBT tailored to binge eating has the strongest evidence; IPT and DBT-based approaches also help. Medications (SSRIs, or lisdexamfetamine, which is FDA-approved for BED) are useful adjuncts. Treating co-occurring depression or anxiety matters, and rigid dieting tends to make it worse.

Can ketamine help binge eating?

It's not an established BED treatment, and eating-disorder evidence for ketamine is preliminary. Its role is the depression or anxiety that commonly drives BED — treating a co-occurring treatment-resistant depression may make the eating-disorder work more reachable, alongside specialized care.

References

Nybo PF et al. 2026, Diabetic Medicine — Review of interventions for binge eating disorder in adults, covering psychological and pharmacological treatment. (PMID 42036870)
Murrough JW et al. 2013, American Journal of Psychiatry — Ketamine RCT in treatment-resistant depression, the comorbidity most relevant to binge eating disorder. (PMID 23982301)

Last reviewed by Dr. Ben Soffer, DO on May 31, 2026. This page is educational and not a substitute for clinical evaluation. A physician determines whether ketamine therapy is appropriate for your specific situation.