What is diabulimia?
Diabulimia occurs when a person with type 1 diabetes deliberately skips or reduces insulin doses to lose weight or prevent weight gain. It is not yet a formal DSM-5 diagnosis, but research consistently places its mortality rate higher than almost any other eating disorder [1]. Complications can begin quietly, through elevated A1c readings, recurring infections, and blurring vision, long before anyone connects those signs to insulin restriction. Recovery requires a treatment team that understands both diabetes and disordered eating at the same depth.
A weight gain you didn’t ask for
You remember what it felt like before the diagnosis. The unexplained weight loss, the constant thirst, the way nothing you ate seemed to stick. Then insulin started, and the weight came back. Fast. For many people with type 1 diabetes, that moment plants a thought that can take years to address: that insulin is the problem.
That thought isn’t irrational, and that’s partly what makes diabulimia so difficult to catch. Cutting back on doses produces visible results quickly. The weight drops. It looks like control. Meanwhile, sustained high blood glucose is silently damaging kidneys, nerves, and blood vessels in ways that won’t be obvious for months or years.
The clinical term is ED-DMT1, eating disorder in diabetes mellitus type 1. Most people living with the condition use “diabulimia,” and research confirms that’s the language they bring to healthcare providers when they finally do seek help [2].
Why it’s so easy to miss
The biology of insulin restriction
When insulin is skipped or reduced, the body cannot move glucose from the bloodstream into cells. That glucose spills into urine rather than being stored or used for energy, and the result is rapid, observable weight loss. There is no vomiting, no obvious behavioral signal, nothing a parent or partner would walk in on [3]. The behavior happens at the point of injection, or simply doesn’t happen at all. A missed dose is invisible to everyone except the person’s A1c over time.
How clinicians miss it too
A persistently high A1c is typically read as poor self-management. Recurrent episodes of diabetic ketoacidosis (DKA), the dangerous accumulation of ketones in the blood that develops when the body has too little insulin, are often attributed to non-compliance rather than an underlying eating disorder. A 2023 study from Stanford and Touro University found that adults with diabulimia had emergency department visit or hospitalization rates more than twice as high as those with type 1 diabetes alone (30.0% vs. 13.2%), yet the eating disorder connection went largely unaddressed [4].
The DSM-5 does classify insulin omission as a purging behavior [1]. Depending on the full pattern of behaviors present, a clinician might apply a diagnosis of bulimia nervosa, anorexia nervosa, or Other Specified Feeding and Eating Disorder. Because diabulimia involves both a chronic medical condition and a psychiatric one, it tends to fall between the specialties of endocrinology and mental health, and that gap costs people years of treatment they need.
Recommended Reading: Eating Disorder Treatment at The Center • A Place of HOPE
Who is most at risk
Prevalence across age and gender
Diabulimia affects people as young as 13 and as old as 60, with rates highest among young women between 15 and 30 [8]. A 2023 review in Progress in Neurology and Psychiatry found that disordered eating behaviors affect up to 30 to 50 percent of adolescent females with type 1 diabetes, compared to roughly 9 percent of adolescent males [5]. A 2025 systematic review and meta-analysis found a pooled prevalence of 11 percent across studies of adolescents, with individual studies reporting rates as high as 48 percent [9]. Women with type 1 diabetes are approximately 2.5 times more likely to develop an eating disorder than women without diabetes [6].
Among adults, a 2023 survey found that about 1 in 11 adults with type 1 diabetes screened positive for diabulimia. Both elevated A1c and a diagnosis of major depressive disorder were strongly associated with the condition [4].
Men experience diabulimia too, though the literature is thinner and screening far less common.
The diagnosis moment as a trigger
Many people trace the behavior back to the months following their type 1 diabetes diagnosis. Insulin often means regaining the weight lost during the undetected period before diagnosis, and that weight gain lands differently when someone is already scrutinizing their diet, counting carbohydrates, and monitoring how every meal changes their blood sugar. A 2024 scoping review identified that body dissatisfaction linked to this weight change, combined with the constant dietary vigilance diabetes management requires, creates a specific and distinct vulnerability to disordered eating [7].
The food preoccupation isn’t incidental to diabetes management. For many people, it is diabetes management. Diabulimia can grow directly out of the structure that treatment demands.
Physical consequences of prolonged insulin restriction
| Complication | What’s happening in the body | When it tends to emerge |
|---|---|---|
| Diabetic ketoacidosis (DKA) | Dangerous ketone buildup in blood; can cause coma or death without treatment | Short-term; can occur within hours of significant dose omission |
| Hyperglycemia | Sustained high blood glucose damages small blood vessels throughout the body | Begins with each restriction episode |
| Retinopathy | Blood vessel damage in the retina, leading to vision loss or blindness | Medium to long-term; typically develops after years of poor glycemic control |
| Nephropathy | Progressive kidney damage that can require dialysis or transplant | Long-term; diabetic kidney disease is the leading cause of kidney failure in the U.S. [7] |
| Peripheral neuropathy | Nerve damage producing tingling, pain, or numbness in hands and feet | Medium to long-term |
| Hormonal disruption | Delayed puberty, menstrual irregularities, or amenorrhea in younger patients | Can occur in adolescents and young adults |
The mortality data is blunt. Research cited by the National Alliance for Eating Disorders places the mortality rate for diabulimia at 34 percent, compared to approximately 6.5 percent for anorexia nervosa [1]. People with diabulimia die at an average age of 45, roughly 13 years earlier than people with type 1 diabetes who do not have an eating disorder [8].
That gap is not inevitable. It reflects how long diabulimia goes undetected and how rarely people receive treatment that addresses both conditions together.
Signs to notice
These patterns, particularly when several appear together, warrant a direct, non-judgmental clinical conversation:
- A1c consistently at 9.0 or above without a clear explanation
- Multiple DKA episodes without an identifiable cause
- Weight loss that doesn’t match reported blood sugar logs
- Secrecy or visible anxiety around insulin administration
- Frequent urinary tract infections, yeast infections, or skin infections
- Blurry vision or other early signs of retinopathy
- Strong preoccupation with body weight and food, especially fear of what insulin causes
- Social withdrawal or noticeable deterioration in work or academic functioning
No single item on that list confirms diabulimia. But a clinician seeing recurring DKA in a young woman with a high A1c and significant weight concerns should be asking direct questions about the relationship with insulin, not assuming technical non-compliance.
What’s driving it
Diabulimia shares features with bulimia nervosa, including compensatory behavior and body image distortion, but it also carries psychological weight that is specific to type 1 diabetes: grief over a lifelong diagnosis, a sense of lost control over one’s own body, and the paradox of a treatment that produces the exact outcome it’s supposed to prevent [5].
A 2020 qualitative study in BMC Psychology found that the most common themes among people with lived experience of diabulimia were concerns about weight, difficulty coping with the emotional demands of diabetes management, past trauma, and the quality of relationships with healthcare providers. Most participants had already experienced serious medical complications. Most were fully aware of those consequences. Awareness of harm is not enough, by itself, to change the behavior [2].
When Priya (name changed for privacy) arrived at The Center at 26, she had lived with type 1 diabetes since she was 12. The first time she skipped a dose intentionally was the week before a friend’s wedding. By the time she sought treatment, her A1c was 10.3 and she had early signs of retinopathy. She described being caught between two fears: gaining weight if she took insulin, or losing her vision if she didn’t. Group work gave her something she hadn’t had before: a room full of people who understood both the disease and the disorder. The medical improvement was gradual. The emotional shift came first.
Diabulimia vs. standard bulimia nervosa: a key distinction
Both involve compensatory behavior and significant body image distress. The core difference is mechanism: bulimia nervosa typically involves vomiting, laxative misuse, or excessive exercise; diabulimia uses insulin restriction specifically. Many people with diabulimia do not binge eat at all, which is why the name is considered imprecise by some clinicians. The emotional architecture underneath, including shame, loss of control, and fear of the body, is often closely shared.
Recommended Reading: Our Whole-Person Care Approach
What helps right now
Self-guided steps while you seek care
These steps won’t replace treatment, but they can reduce harm and begin shifting the internal conversation.
Track the moment, not just the dose. For two weeks, note each time you feel the urge to skip or reduce insulin, then write two sentences about what was happening just before it. Don’t analyze it. Patterns will surface on their own, and they give a treatment team something specific to work with.
Look at your A1c as data, not as a verdict. An A1c reading tells you what your average blood glucose has been. Many people find it useful to review those results with a therapist present rather than alone, so the numbers exist in a context with another person in the room.
Tell one person. Diabulimia is sustained by secrecy. Telling one person, whether a friend, a family member, or a primary care provider, doesn’t require a plan. It just reduces the weight the behavior carries on its own.
Skills that help the pattern shift
Dialectical behavior therapy (DBT) skills, particularly distress tolerance and emotion regulation, have shown clinical utility in eating disorder treatment broadly, and they apply directly to the moment-by-moment decisions that diabulimia involves. The distress tolerance skill TIPP (Temperature, Intense exercise, Paced breathing, Progressive relaxation) gives people a way to interrupt the urge to restrict without the behavior the urge is pointing toward.
If the urge to restrict spikes: splash cold water on your face or hold ice in your hands for 30 seconds. The physiological interruption is fast and requires no equipment. That window, even 60 seconds, is enough to choose a different response.
DBT skills for eating disorders at The Center
How we treat diabulimia at The Center • A Place of HOPE
Treating diabulimia means treating two serious conditions simultaneously, without letting one drive clinical decisions at the expense of the other. Our eating disorder treatment program is built on whole-person care across six life domains: emotional, physical, nutritional, relational, spiritual, and intellectual. For someone managing type 1 diabetes alongside disordered eating, each of those domains requires specific attention.
Nutritionally, we work toward a flexible, non-restrictive relationship with food rather than reinforcing the carbohydrate-counting rigidity that can deepen disordered patterns. Psychologically, we use CBT and DBT to address distress tolerance, body image, and the function that insulin restriction is serving. Our group-based partial hospitalization format gives people the experience of being alongside others who understand the specific shame of an eating disorder that is also a chronic illness, an experience most people with diabulimia have never had.
A clinician on our team put it plainly: “The medical piece and the eating disorder piece cannot be treated one after the other. Someone navigating blood sugar and body image at the same time needs a team that can hold both. Otherwise, the work stays fragmented.”
Risks and when to seek help immediately
Contact a medical provider right away, or go to an emergency room, if you notice any of the following:
- Signs of DKA: extreme thirst, frequent urination, nausea or vomiting, fruity-smelling breath, or confusion
- Blood glucose consistently above 300 mg/dL without correction
- Fainting, seizure, or inability to stay awake
- Chest pain or significant shortness of breath
If you’re uncertain whether what you’re experiencing is an emergency, going to an emergency room or calling 911 is the right call.
FAQ
Is diabulimia an officially recognized eating disorder? Not as a standalone diagnosis. The DSM-5 does not list diabulimia on its own, but it does classify insulin omission as a purging behavior. Depending on the full picture of symptoms, a clinician may apply diagnoses of bulimia nervosa, anorexia nervosa, or OSFED [1].
Can men develop diabulimia? Yes. Research shows disordered eating behaviors related to insulin restriction affect roughly 9 percent of adolescent males with type 1 diabetes [5]. Men are less likely to be screened and less likely to disclose, which suggests the true rate may be higher than studies currently capture.
How does diabulimia differ from standard bulimia nervosa? Both involve compensatory behaviors and significant body image distress. The key difference is the mechanism: diabulimia uses insulin restriction specifically, and many people with diabulimia do not binge eat. The DSM-5 classification depends on the full behavioral pattern rather than the mechanism alone.
What kind of treatment team does diabulimia require? Effective treatment typically includes an endocrinologist or diabetes care specialist, a therapist or psychologist with eating disorder experience, a registered dietitian who understands diabetes management, and a psychiatrist if co-occurring mood disorders, which are common, require attention [4].
What does recovery actually look like? Recovery is usually gradual. A1c levels tend to improve as the frequency of insulin restriction decreases, and DKA episodes become less frequent as medical stability increases. Most people describe the relational and emotional work as at least as significant as the physiological stabilization. In our groups, people often note that the shift in their relationship with food and with insulin comes before, not after, the numbers improve.
Next steps with whole-person, group support
If you’re living with type 1 diabetes and recognize yourself in any part of this, you don’t have to navigate the medical and emotional pieces separately. The Center • A Place of HOPE’s mental health treatment programs are built around treating the whole person, not just the diagnosis. Use the contact form below to start a conversation.
Sources
- National Alliance for Eating Disorders. What is diabulimia? https://www.allianceforeatingdisorders.com/what-is-diabulimia/
- Coleman SE, Caswell N. Diabetes and eating disorders: an exploration of ‘diabulimia.’ BMC Psychology. 2020;8:101. https://link.springer.com/article/10.1186/s40359-020-00468-4
- Cleveland Clinic. Diabulimia: what it is, symptoms, and treatment. https://my.clevelandclinic.org/health/diseases/22658-diabulimia
- Ip EJ, Doroudgar S, Salehi A, Salehi F, Najmi M. Diabulimia: a risky trend among adults with type 1 diabetes mellitus. Endocrine Practice. 2023;29(11):849-854. https://pubmed.ncbi.nlm.nih.gov/37567472/
- Yahya AS, Khawaja S, Naguib M. ‘Diabulimia’: current insights into type 1 diabetes and bulimia nervosa. Progress in Neurology and Psychiatry. 2023;27(1):44-49. https://onlinelibrary.wiley.com/doi/full/10.1002/pnp.782
- Winston AP. Eating disorders and diabetes. Current Diabetes Reports. 2020;20(8):32. https://pubmed.ncbi.nlm.nih.gov/32537669/
- National Institutes of Health, StatPearls. Diabetic nephropathy. Updated 2025. https://www.ncbi.nlm.nih.gov/books/NBK534200/
- Cleveland Clinic. Diabulimia: what it is, symptoms, and treatment. https://my.clevelandclinic.org/health/diseases/22658-diabulimia
- Prevalence of diabulimia in adolescents with type 1 diabetes: a systematic review and meta-analysis in a psychiatric framework. MDPI. 2025. https://www.mdpi.com/2673-5318/6/4/148
