A facial-volume percentage needs an anatomical location, a measurement method and a study population beside it. A small imaging study provides those details for GLP-1 users, but cannot turn a weight-loss target into a personal forecast for your cheeks.
The analysis included twenty patients
Sharma and colleagues retrospectively examined records from one academic center, selecting GLP-1 users with head-and-neck CT or MR imaging before and after prescriptions during 2017–2024. Twenty patients qualified. Median age was 54; average treatment duration was 321 days and average weight loss was 11 kg. [1]
The abstract reports these median decreases: [1]
| Measured region | Volume decrease |
|---|---|
| Total midface | 9% |
| Superficial midface | 11% |
| Deep midface | 7% |
Weight loss correlated with superficial volume loss (rho 0.590, P=.006), but not deep volume loss (r=0.115, P=.629). A smaller median deep volume does not establish the same weight-related association in both tissue regions. [1]
The regression is not a personal calculator
The authors' regression estimated 7% facial-volume loss per 10 kg lost. This observational relationship cannot isolate a medication-specific effect from weight loss or predict an individual's result. Our review used the abstract; the full measurement protocol and patient-level data were unavailable. [1]
Do not translate a group percentage into a filler amount. A percentage of a measured facial region is not a prescription in milliliters. Nor does a scan measurement, by itself, decide whether a visible change bothers you enough to consider a procedure.
Describe the change you want assessed
At a consultation, identify the area you mean: the cheek near the nose, the outer cheek or the under-eye transition. Bring photographs taken before treatment and a medicine-and-weight timeline. Ask the clinician to explain what examination findings support the proposed treatment.
If filler is proposed, review the specific product
FDA approval applies to particular products and uses. Ask for the product's patient labeling, the proposed injection site and the clinician's training and experience. Some fillers are absorbed and may require repeat treatment; removal can be difficult or impossible for some materials. [2]
Bruising and swelling are common risks. Accidental injection into a blood vessel can cause tissue death, blindness or stroke. Seek immediate medical attention for unusual pain, vision changes or white, gray or blue skin near the injection site during or shortly after treatment. [2]
Write down the agreed goal and review date before leaving the consultation. Keep the product name and patient information with your treatment records.
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This article provides general education, not a diagnosis or an individual treatment plan. Medication information refers to US sources. Discuss medication, nutrition and cosmetic treatment decisions with qualified clinicians.
Read next
Face & preparationBotox on GLP-1: Which Facial Change Are You Treating?→Face & researchBotox for Neck Bands: Understand the Day-14 Result→Sources
- Radiographic midfacial volume changes in GLP-1 usersSharma and colleagues, Otolaryngology–Head and Neck Surgery, 2025; abstract reviewed↩ Back to text
- Dermal fillers: approved uses, risks and patient informationUS Food and Drug Administration↩ Back to text