Ozempic and Eating Disorders in Men: What Nobody Is Talking About

Something is happening in my office that I didn’t expect to see this often.

Men come in, athletes, professionals, guys who have been managing their relationship with food and their body for years, and somewhere in the conversation, Ozempic comes up. Sometimes they’re already on it. Sometimes they’re considering it. Sometimes a doctor suggested it and they’re not sure how they feel about that.

What strikes me isn’t that they’re taking a GLP-1 drug. It’s what was the possiblity of what was already there before the drug entered the picture. Ozempic and eating disorders in men are colliding far more often than the conversation around this medication accounts for, and almost nobody is naming it.

The restriction that looked like discipline. The hypervigilance around food that nobody questioned because the guy was in good shape. The strange off kilter balance that points towards heading too far, The complicated relationship with his body that had been running quietly in the background for years, sometimes decades, before a prescription for semaglutide gave it a new vehicle.

This is the conversation that isn’t happening. Not in primary care offices. Not in the mainstream Ozempic discourse. And almost never in eating disorder spaces, which still tend to imagine their patients as women.

I’m a CEDS-C, one of a small number of male certified eating disorder specialists in the country. This is what I treat. And what I’m seeing with men and GLP-1 drugs is a clinical blind spot that we need to talk about.

Why Men and Ozempic Is a Specific Problem

Eating disorders in men are underdiagnosed by design. Not intentionally, but structurally. The screening tools were built around female presentations. The cultural narrative around men and food rewards restriction, discipline, and control. A man who doesn’t eat much is seen as focused. A man who tracks every macro is dedicated. A man who exercises through injury to burn off what he ate is committed.

These are the exact behaviors that flag immediately in a female patient. In a male patient, they often get a compliment.

Current prevalence data suggests one in three people with an eating disorder is male. A 2025 University of Toronto study found that 21.3% of participating males met criteria for a probable eating disorder. One in seven men will develop a full syndrome eating disorder by age 40.

Most of them will never be screened.

Now add Ozempic to that picture. A man with an undiagnosed eating disorder, restriction, binge-purge cycling, disordered body image, starts a GLP-1 drug. The appetite suppression feels like relief. The weight loss feels like control. The muscle loss feels like a problem he can fix by training harder.

Nothing about this looks like an eating disorder from the outside. It looks like a guy getting his health together.

The Muscle Dysmorphia Overlap

There is a specific presentation I want to name because it’s showing up more and more.

Muscle dysmorphia, sometimes called reverse anorexia, is a condition where a person becomes preoccupied with not being muscular enough. It lives in the body dysmorphia spectrum. It is an eating disorder. And it is almost exclusively a male presentation.

The man with muscle dysmorphia is not trying to be thin. He’s trying to be bigger, leaner, harder. He measures everything he eats in terms of what it does to his physique. He panics if he misses a workout. He structures his entire day around his body.

This man is at serious risk when he starts a GLP-1 drug.

GLP-1 medications suppress appetite significantly. For someone whose eating was already controlled, rigid, and tied to performance outcomes, that suppression doesn’t feel like a side effect. It feels like an advantage. Eating less becomes easier. The scale moves. But the muscle he’s built, and the identity wrapped around it, starts to erode.

At our Center for Men, this is one of the presentations we treat. The intersection of body image, masculinity, and disordered eating in men is completely uncontested clinical territory. Most practices aren’t looking for it. We are.

What Screening Should Happen Before a Man Starts Ozempic

This is not an anti-Ozempic article. GLP-1 drugs have real clinical value for the populations they were designed to treat. But the screening process before prescribing needs to include eating disorder risk, and right now, it largely doesn’t.

Before a man starts a GLP-1 medication, someone should be asking:

• What is his current relationship with food? Is eating already controlled, rigid, or anxiety-producing?
• What is his relationship with his body? Does he measure his worth by how he looks or how he performs physically?
• Has he ever restricted, binged, purged, or used exercise compulsively to manage how he feels?

These questions take four minutes. They are almost never asked.

A man who answers yes to any of them is not automatically disqualified from GLP-1 treatment. But he needs a clinical conversation with someone who understands eating disorder treatment for men before that prescription is filled.

What Happens When Ozempic Meets an Undiagnosed Eating Disorder

The appetite suppression that GLP-1 drugs produce can be profound. For most patients without an eating disorder history, this is manageable with dietary support and monitoring. For a man with undiagnosed restriction or binge-purge cycling, it is a different situation.

The restriction becomes easier to maintain. The internal permission to eat less, which the eating disorder has been fighting for, suddenly has pharmaceutical backing. “I’m just not hungry” becomes the explanation. It sounds benign. It isn’t.

What follows can include:

• Caloric intake dropping well below what the body needs to function
• Muscle catabolism accelerating
• Fatigue and cognitive fog setting in
• The eating disorder becoming more entrenched because it now has a medical justification

This is where eating disorder treatment in New Jersey becomes urgent rather than optional. The window between “this drug is helping me” and “I am genuinely malnourished” can close faster than anyone expects, especially in a man who has been managing disordered eating for years and is practiced at looking fine.

When GLP-1 Creates Malnourishment

This deserves its own section because it is underreported and clinically significant.

Research on semaglutide and body composition confirms that GLP-1 drugs reduce both fat mass and lean mass. At higher doses, lean mass losses can represent 25% to over 40% of total weight reduction. For a man who is already eating too little, or whose eating is chaotic and compensatory, this is not a body composition inconvenience. It is malnourishment.

The signs in men are easy to miss or rationalize:

• Fatigue attributed to training load
• Cognitive fog attributed to work stress
• Loss of strength attributed to age or overtraining
• Irritability attributed to personality
• Muscle loss attributed to not training hard enough, which triggers more training, more restriction, and a faster spiral

The body is not getting what it needs. But everything about the cultural script around men, push through, train harder, eat clean, makes it almost impossible to name what’s actually happening.

I have sat with men who were genuinely malnourished and had no idea. They thought they were doing everything right. A GLP-1 drug had made the restriction feel medically sanctioned. Nobody had asked the right questions.

Eating Disorder Therapists and the broader community of clinicians need to account for this. The physiological reality of what GLP-1 drugs do to a body that is already undernourished is not a footnote. It is the clinical picture.

What to Do If This Sounds Familiar

If you are a man taking Ozempic and something feels off, not just the side effects, but something deeper about how you’re relating to food, your body, or what the scale means to you, that is worth paying attention to.

If you are considering Ozempic and you already have a complicated relationship with eating, with exercise, with how you look, please talk to someone who specializes in this before you start.

If you are a clinician prescribing GLP-1 medications to male patients, please ask the questions. Four minutes of screening can change the trajectory of what happens next.

At Hilltop Behavioral Health, I work specifically with men navigating eating disorders, body image, and the places where those things intersect with performance, identity, and now, increasingly, with GLP-1 medications. This is not a side focus. It is what I do.

Brian Pollack, LCSW, CEDS-C is the founder and clinical director of Hilltop Behavioral Health in Summit, NJ. He is one of a small number of male master’s-level Certified Eating Disorder Specialists in the country and offers eating disorder treatment for men in person and via telehealth across 21 states.