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GLP-1 Medications and Eating Disorders: What You Need to Know

You’ve probably heard of medications like Ozempic, Wegovy, or Mounjaro. Originally created for type 2 diabetes, they’re now all over social media as quick weight-loss solutions. But as their popularity soars, so do concerns about how they might impact both physical and mental health—especially for people with eating disorders.


GLP-1s: The Basics

GLP-1 stands for glucagon-like peptide-1, a hormone that helps regulate blood sugar, digestion, and appetite.

These medications:

  • Help the pancreas release insulin

  • Slow how quickly the stomach empties

  • Reduce appetite by acting on hunger signals in the brain

That combination can lead to weight loss, which is why some versions—like semaglutide (Ozempic/Wegovy) and liraglutide (Saxenda)—are FDA-approved for it.


How Common Are They?

A recent survey found:

  • 1 in 5 women have used a GLP-1 for weight loss

  • 12% of all adults have taken one

  • 14% say they’d like to try one

Women aged 30–65 are the most common users, but interest is growing across all age groups.


Why Social Media Fuels the Hype

Platforms like Instagram and TikTok are packed with before-and-after photos and testimonials. This fuels:

  • Body comparisons

  • “Quick fix” thinking

  • The rebranding of diet culture—restrictive eating now often shows up as clean eating, detoxing, or lifestyle changes, masking restriction under the label of self-care.


Potential Health Risks

GLP-1s can be helpful for some, but they also come with possible downsides:

  • GI discomfort (nausea, constipation, early fullness)

  • Gallbladder problems (gallstones, inflammation)

  • Pancreatitis (rare but serious)

  • Kidney injury from dehydration

  • Thyroid hormone changes

  • Nutrient deficiencies (vitamin D and B12 are common)

  • Loss of muscle mass if protein intake is too low


The Eating Disorder Connection

For people with eating disorders, GLP-1s can be risky because they:

  • Intensify restrictive eating behaviors

  • Make it hard to eat enough due to early fullness

  • Increase focus on weight and calorie control

  • Reduce food interest (“food noise”), which can slow recovery

  • Lead to electrolyte imbalances if vomiting occurs

  • Reinforce the idea that weight loss is the ultimate goal


Unsupervised Use Is on the Rise

Some people are now buying GLP-1s online without prescriptions—even if they don’t meet FDA criteria. This lack of medical oversight increases risks, both for physical side effects and for worsening eating disorder symptoms.


As a Dietitian: What Can You Do if Your Client is Using a GLP-1?

If you’re a provider, check in regularly with your patients about:

  • Their relationship with food

  • Energy levels

  • Mental health while on the medication


Bottom Line

GLP-1s can help manage blood sugar and, for some, support weight loss. But they’re not magic and not without risks, especially for those with eating disorders.

The appetite suppression that makes them appealing can also be the very thing that triggers dangerous eating patterns.

If your client is starting one, make sure it’s part of a carefully monitored, whole-person approach—not a stand-alone quick fix.

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