Written by: By Dr. Susan McClanahan, Ph.D. | Co-Founder & Clinical Psychologist, SpringSource: Eating, Weight & Mood Disorders
Date Posted: June 9, 2026 5:42 am
By now, GLP-1 receptor agonists (Ozempic, Wegovy, Mounjaro) are part of the cultural conversation in a way that few medications ever become. Roughly 13.3% of U.S. consumers are currently using GLP-1 medications, with projections that adoption could reach 21% by 2030 as access improves and use becomes more socially accepted. That means millions of households in which a parent is taking a medication that fundamentally reshapes their relationship with food, appetite, and their body.
The clinical conversation about GLP-1s tends to focus on the individual taking the medication. But families are systems. And adolescents, unlike young children, are watching with a level of awareness, interpretation, and internalization that makes what happens at home particularly consequential. They are already navigating one of the most body-sensitive periods of their lives. A parent’s visible transformation on a GLP-1 does not happen in a vacuum.
“In my years working in eating disorder treatment, I have rarely seen a cultural moment shift the conversation around bodies and food as quickly as GLP-1 medications have. What I find myself thinking about most is what happens inside families. I sit across from teenagers every week who are aware of their parent’s body changing, their parent eating differently, their parent receiving praise from others for both. That is a powerful and largely unexamined conversation about what bodies are for and what food is worth. We don’t yet have the research to fully map the impact. But what I’m seeing clinically is worth taking seriously, and worth talking about openly.”
—Dr. Susan McClanahan, Ph.D.
To understand the family dimension, it helps to understand what these medications actually change. GLP-1 receptor agonists promote weight loss primarily by targeting gastrointestinal pathways to increase satiety, reduce appetite, and reduce caloric intake. Prior studies have demonstrated that treatment with GLP-1s results in a decreased response in brain regions related to reward and devaluation of stimuli, including cravings in response to viewing high-calorie foods.
In plain language: food stops being interesting in the same way. The reward signal that makes a meal feel satisfying, that draws someone to the dinner table, that makes cooking feel worth the effort, all of that can quiet significantly. GLP-1s meaningfully reduce hunger and binge-eating frequency for many people, and for the right patient, that shift can be genuinely transformative. What is less often discussed is how that shift lands in the family system, particularly for teenagers who are still forming their own relationship with food and their bodies.
For the individual taking the medication, this quieting of food noise can feel like relief. For a teenager watching from across the dinner table, it looks different.
Adolescence is a period of heightened sensitivity to messages about food, bodies, and self-worth. It is also the period during which parental influence on body image and eating behavior is simultaneously most powerful and most contested. Teenagers are actively separating from their parents while still absorbing their values, language, and behaviors about food and bodies, often without realizing it.
Research has found consistent support for direct parental influence as a predictor of body dissatisfaction and weight-loss behaviors in adolescents. Parental modeling, including behaviors such as dieting, expressing anxiety about food, or demonstrating dissatisfaction with one’s own body, is also predictive of body dissatisfaction and maladaptive eating behaviors. A more recent study published in Early Intervention in Psychiatry found that parental influence was a significant contributor to offspring body image dissatisfaction, and that this effect was driven primarily by direct influence, meaning explicit verbal communication, including comments about weight and encouragement to lose weight.
Unlike younger children, adolescents have the cognitive sophistication to make meaning out of what they observe. A teenager watching a parent skip dinner because they’re not hungry, or hearing a parent remark on how little they ate, or noticing a parent’s body changing rapidly and receiving praise for it from others, that teenager is constructing a narrative. That narrative often sounds something like: Eating less is admirable. Smaller is better. This is what discipline looks like. And they are doing this at the exact developmental moment when their own relationship with food and their body is most fragile and most formative.
For teenagers, shared meals carry a different weight than they do for young children. Adolescents are not simply taking cues about whether food is safe and pleasurable. They are also negotiating autonomy, identity, and belonging. The family table is one of the last shared spaces where those negotiations still happen regularly.
When a parent’s appetite is substantially suppressed, the texture of that space shifts. Meals may become shorter, less anchored, or more perfunctory. A parent who isn’t hungry may be physically present but emotionally disengaged from the act of eating. For a teenager who is already wrestling with their own body, an implicit message that eating enthusiastically is unusual, or that restraint is the norm, can land in complicated ways.
Parent-based interventions have been shown to produce meaningful improvements in adolescents’ dietary behaviors, evidence of how directly parental behavior shapes eating patterns even in teenagers who appear independent. The influence doesn’t disappear just because a teenager rolls their eyes at the dinner table.
None of this is the parent’s fault. It is, however, worth naming. The medication changes the biology. It does not automatically recalibrate the family food culture.
As a parent’s body changes visibly on a GLP-1, adolescents will notice, and many will have opinions, feelings, and questions that they may or may not voice. Research has demonstrated a long-term association between what adolescents believe their parents think about their weight and their own subsequent weight control behaviors as they get older. Parental opinions about bodies, even when not directly expressed, shape teenagers’ self-perception in ways that persist into adulthood.
What makes adolescents particularly vulnerable is the social context around them. Their peers are also talking about GLP-1 medications, about bodies, about weight. Diet culture is not abstract to a 16-year-old. It is the water they swim in. When a parent’s behavior at home reinforces those messages rather than complicating them, the cumulative effect is significant.
A parent who frames their medication in terms of health, energy, and medical management is communicating something fundamentally different than a parent who expresses relief at finally being smaller, who comments frequently on their appetite suppression as a virtue, or whose changing body becomes the ongoing subject of family commentary. Teenagers hear both the words and the emotional valence beneath them. They are, developmentally, exquisitely tuned to adult hypocrisy and authenticity alike.
This does not mean parents should be silent or pretend nothing is changing. It means the framing matters, and that teenagers deserve honesty rather than a performance.
The clinical research on GLP-1 use and family systems is still emerging. Despite the rapid increase in GLP-1 use, there is limited guidance on associated behavioral health considerations, particularly in the context of adolescent family dynamics. But what the existing research on parental influence tells us is that adolescents are not passive bystanders to a parent’s relationship with food and body.
Some specific situations warrant closer attention:
These are not reasons for alarm in isolation. They are reasons to pause and pay attention to what is being communicated in the household about food, bodies, and worth.
Keep eating together, and eat. Shared meals remain one of the strongest protective factors against eating disorder development in adolescents, and that protection depends in part on adults participating fully. Even if a parent is not hungry, showing up at the table and engaging with the meal, rather than sitting with a glass of water while everyone else eats, matters more than it might seem.
Be intentional about language. Teenagers are listening even when they appear not to be. Language that frames food in terms of pleasure, nourishment, and connection is meaningfully different from language that frames it in terms of restriction, willpower, or appearance. This is not about performing positivity. It is about being conscious of what the household’s running commentary teaches.
Have the honest conversation. Teenagers generally handle honesty better than they handle being managed. A direct, low-drama explanation of what the medication is, why a parent is taking it, and what changes they might notice, offered once, without making it a recurring topic, gives a teenager a framework rather than leaving them to construct one from incomplete information. The framework a teenager builds on their own is rarely the most accurate or benign one.
Take early signs seriously. Eating disorders that emerge in adolescence are significantly more responsive to early intervention than those that are left to develop. If something feels off, a teenager’s relationship with food is shifting, they are becoming increasingly rigid about eating, or their body image distress is escalating, early outreach to a clinician who specializes in adolescent eating disorders is always the right move. Waiting to be certain is one of the most common ways families lose critical time.
It is worth being honest about what we do not yet know. The direct impact of parental GLP-1 use on adolescent eating attitudes and behaviors has not yet been the subject of formal clinical investigation. What I have drawn on here is a synthesis of what is known about parental modeling, adolescent body image development, and the psychological effects of GLP-1 medications, and what that synthesis suggests families should be thinking about now. The research will catch up. In the meantime, the well-established evidence on parental influence during adolescence is sufficient to take this seriously.
If you are concerned about a teenager’s relationship with food, eating, or their body, or if you are a parent navigating your own health journey and want support in managing its impact on your family, SpringSource offers individual therapy, family consultation, and a full range of eating disorder and mood disorder treatment. We work with adolescents and adults, and we are in-network with Blue Cross Blue Shield and Cigna. Out-of-pocket options are available for other plans. Reach us at 224-202-6260 or springsourcecenter.com.
Krug, I., Dang, A.B., Portingale, J., Li, Y., & Won, Y.Q. (2025). Beyond weight loss: GLP-1 usage and appetite regulation in the context of eating disorders and psychosocial processes. Nutrients, 17(23), 3735. https://doi.org/10.3390/nu17233735
Jhe, G.B., Egbert, A., Ievers-Landis, C.E., Chaves, E., Genuario, K., Santos, M., & Burton, E.T. (2025). GLP-1 receptor agonists for treatment of pediatric obesity: Behavioral health considerations. Childhood Obesity, 21(6), 503-510. https://doi.org/10.1089/chi.2024.0418
Impact of GLP-1 receptor agonists on perceived eating behaviors in response to stimuli. (2025). Dove Medical Press. https://pmc.ncbi.nlm.nih.gov/articles/PMC12056664/
Abraczinskas, M. et al. (2025). Direct and indirect parental influences on body image dissatisfaction in adult offspring. Early Intervention in Psychiatry. https://pmc.ncbi.nlm.nih.gov/articles/PMC12489972/
Rodrigues, P.R.M. et al. (2019). Parent-related normative perceptions of adolescents and later weight control behavior. JMIR Public Health and Surveillance. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6928573/
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