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Side effects

Ozempic face and loose skin: what the research actually shows

"Ozempic face" is a media term for a hollow, older-looking face after fast weight loss. Here is what imaging studies, surveys and the drug labels say, and how thin the evidence still is.

Illustration of a hand mirror with leaves.
The short version
  • "Ozempic face" is real in the sense that faces lose fat with weight loss: in one CT and MRI study of 20 patients on GLP-1 medicines, midface volume fell by about 7% for every 10 kg lost.1 But it is a media term, not a diagnosis.
  • Loose skin is common after any large weight loss. In a Swedish survey after bariatric surgery, 91% of women reported excess skin on the upper arms.6 No randomized trial has measured loose skin on semaglutide or tirzepatide.
  • The evidence is thin. Most of it is reviews, surveys and small case series, and the US labels do not list facial changes or loose skin as side effects.3,8

What does "Ozempic face" mean?

The phrase comes from the media, not from medicine. It describes a face that looks hollow, thinner or older after fast weight loss on a GLP-1 medicine such as semaglutide (Ozempic, Wegovy) or tirzepatide (Zepbound, Mounjaro). People describe sunken cheeks, hollow eyes and sagging skin around the jaw and neck.

It is not a medical diagnosis. A 2026 systematic review put it plainly: these changes are not recognized as a distinct clinical entity and may overlap with what happens after any rapid or large weight loss.3 In other words, the medicine's name is attached because it is popular, not because researchers have shown the face changes differently on it than with weight loss by other means.

Illustration of soft fabric over a rounded form.

Why would a face change with weight loss?

The face has several pads of fat, some just under the skin and some deeper. A 2026 dermatology review from Mayo Clinic authors describes the changes as volume deflation, skin laxity and loss of structural support. It points to fat in the deeper layers of the skin, bone changes with age and muscle loss as possible contributors.4 Age matters: skin that is already less elastic may not shrink back as well after the fat under it goes.

How much facial volume do people lose? The imaging study

The first study to measure this directly came from Vanderbilt University in 2025. Researchers searched hospital records for patients who had a GLP-1 prescription and also happened to have head or neck CT or MRI scans both before and after starting it. Twenty patients qualified.1

9%median drop in total midface volume, 20 patients on GLP-1 medicines
11 kgaverage weight loss over an average of 321 days of treatment
~7%midface volume lost per 10 kg of weight lost (regression estimate)

The median age was 54. Superficial fat fell by a median of 11% and deep fat by 7%, though the deep fat results varied widely between people. More weight loss went with more loss of superficial facial fat, but not deep fat.1

This is a small, retrospective study from one hospital, with no comparison group of people who lost the same weight without medication. So it shows that facial fat goes down with weight loss on these drugs. It cannot show that GLP-1 medicines affect the face more than any other way of losing the same amount of weight.

What else has been published?

StudyTypeWhat it found
Sharma et al., 2025Retrospective imaging study, 20 patientsAbout 7% midface volume loss per 10 kg lost
Daneshgaran et al., 2025Systematic review of plastic surgery papers23 articles; changes resembling advanced aging reported; limited by study biases
Fabi et al., 2026Survey of 406 aesthetic cliniciansMidface volume loss and face and neck skin laxity seen as the most affected areas
Maglitto et al., 2026Systematic review of treatmentsOnly 4 uncontrolled studies, 98 treated people; evidence preliminary and insufficient
Sources: Sharma 2025, Daneshgaran 2025, Fabi 2026, Maglitto 2026.1,2,5,3

The 2025 systematic review found 23 plastic surgery articles on GLP-1 medicines. It also found that online searches for "Ozempic face" rose alongside searches for "face filler" and "plastic surgeons".2 The clinician survey reported a mean increase of 137% from 2023 to 2024 in the number of their patients on GLP-1 medicines. Two of its authors work for a company that makes facial fillers, so read it as a picture of what clinicians report seeing, not as measured data.5

The 2026 review of treatments looked for any study testing a fix for these changes. All four it found lacked a comparison group, so it concluded that no conclusions could be drawn about whether any treatment works.3 We do not recommend any product or procedure here.

Does GLP-1 weight loss cause loose skin on the body?

There are no trial data on loose skin with semaglutide or tirzepatide. The closest evidence comes from bariatric surgery, where people also lose a lot of weight over months. In a Swedish survey of people who had bariatric surgery at one hospital, the most commonly reported site of excess skin was the upper arms in women (91%) and the abdomen in men (78%). Women reported more problems and discomfort from excess skin than men, and the amount of excess skin tracked closely with how much discomfort people felt.6

Weight loss in the main GLP-1 trials is usually smaller than after surgery, so these numbers may overstate what people on medication experience. How much loose skin someone has likely depends on how much they lose, their age and their skin, but this has not been studied well in people taking GLP-1 medicines.

Is Ozempic face on the drug label?

No. We checked the current US prescribing information for Wegovy (revised June 2026) and Zepbound (revised August 2026). Neither lists facial volume loss, sagging or loose skin as an adverse reaction.8 Both do list hair loss in section 6.1 and say it was associated with weight reduction:

  • Wegovy: hair loss in 3.3% of people on 2.4 mg vs 1% on placebo in pooled adult trials, and in 5.8% of people on the 7.2 mg dose.8
  • Zepbound: hair loss in 7.1% of women vs 0.5% of men on tirzepatide in pooled trials.8

The Wegovy label also lists dysesthesia, a group of altered skin sensations such as sensitive or burning skin, which became more common at higher doses.8 That is about how skin feels, not how it looks. For more, see GLP-1 and hair loss.

Do protein and strength training help?

No study has tested whether protein or exercise prevents "Ozempic face" or loose skin. What guidance does address is lean mass, meaning muscle and other non-fat tissue, which is also lost during weight loss. A 2025 joint advisory from four US nutrition and obesity societies notes that targets of 1.2–1.6 g of protein per kg per day have been proposed during active weight loss. It says GLP-1 medicines should be paired with a structured exercise program that includes strength training at least three times a week, to preserve muscle and bone.7

The same advisory lists skin flakiness or itching and excessive hair loss among possible signs of a nutrient deficiency, which can happen when appetite is very low.7 Read more in how much protein you need on a GLP-1 and GLP-1 and strength training.

This article describes research; it is not advice about your treatment. If changes in your face or skin bother you, or you notice signs of poor nutrition, talk to your prescriber or a dermatologist before changing anything about your medicine.

Common questions

What does Ozempic face mean?

"Ozempic face" is a popular term, not a medical diagnosis, for a hollow or older-looking face after rapid weight loss on a GLP-1 medicine such as semaglutide (Ozempic, Wegovy). A 2026 systematic review noted these facial changes are not recognized as a distinct clinical entity and may overlap with changes after any rapid or large weight loss.

How much facial volume do you lose on a GLP-1?

In a 2025 Vanderbilt study of 20 patients who had CT or MRI scans before and after starting a GLP-1 medicine, total midface volume fell by a median of 9% after an average weight loss of 11 kg. The researchers estimated about 7% midface volume loss for every 10 kg of weight lost, mostly in the superficial fat pads.

Does GLP-1 weight loss cause loose skin?

Loose skin is common after any large weight loss. In a Swedish survey of people after bariatric surgery, 91% of women reported excess skin on the upper arms and 78% of men on the abdomen. No randomized trial has measured loose skin on semaglutide or tirzepatide.

Is Ozempic face listed as a side effect on the label?

No. The current US labels for Wegovy and Zepbound do not list facial volume loss or loose skin. They do list hair loss linked to weight reduction, for example in 3.3% of people on Wegovy 2.4 mg vs 1% on placebo in pooled trials.

Do GLP-1 medicines tighten skin or speed up skin aging?

There is no good evidence either way. A 2026 systematic review found only 4 small uncontrolled studies, with 98 treated people in total, on treating GLP-1-related facial changes, and judged the evidence preliminary and insufficient.

Sources

  1. Sharma RK, Vittetoe KL, Barna AJ, et al. Radiographic Midfacial Volume Changes in Patients on GLP-1 Agonists. Otolaryngol Head Neck Surg. 2025;173(2):360-366. doi:10.1002/ohn.1209 · PubMed
  2. Daneshgaran G, Shauly O, Gould DJ. "Ozempic Face" in Plastic Surgery: A Systematic Review of the Literature on GLP-1 Receptor Agonist Mediated Weight Loss and Analysis of Public Perceptions. Aesthet Surg J Open Forum. 2025;7:ojaf056. doi:10.1093/asjof/ojaf056 · Full text (PMC)
  3. Maglitto F, Salzano G, Trotta S, et al. Beyond Weight Loss: Facial Remodeling Associated with GLP-1 Receptor Agonists-A Systematic Review and Therapeutic Framework. Aesthetic Plast Surg. 2026 (online ahead of print). doi:10.1007/s00266-026-06331-y · PubMed
  4. Fathizadeh S, Hwang AS, Hoss E. Ozempic face and facial aging. Clin Dermatol. 2026 (online ahead of print). doi:10.1016/j.clindermatol.2026.10.004 · PubMed
  5. Fabi S, Yoo J, Kaufman-Janette J, et al. Aesthetic Concerns and Nonsurgical Treatment Trends in Patients With GLP-1 Agonist-Associated Weight Loss. Dermatol Surg. 2026;52(6S):S23-S28. doi:10.1097/DSS.0000000000005166 · PubMed
  6. Staalesen T, Fagevik Olsén M, Elander A. Experience of excess skin and desire for body contouring surgery in post-bariatric patients. Obes Surg. 2013;23(10):1632-44. doi:10.1007/s11695-013-0978-z · PubMed
  7. Mozaffarian D, Agarwal M, Aggarwal M, et al. Nutritional priorities to support GLP-1 therapy for obesity: A joint Advisory from the American College of Lifestyle Medicine, the American Society for Nutrition, the Obesity Medicine Association, and The Obesity Society. Obesity (Silver Spring). 2025;33(8):1475-1503. doi:10.1002/oby.24336 · Full text (PMC)
  8. US prescribing information: WEGOVY (revised 06/2026) and ZEPBOUND (revised 08/2026), section 6.1 Adverse Reactions (DailyMed, checked November 2026).
This article summarises published research for general information. It is not medical advice and does not replace advice from your own care team. Never change a medication or dose without talking to your prescriber.