
On April 6, 2026, the journal, Fat Studies – The Interdisciplinary Journal of Body Weight and Society published the article, “GLP-1 medications for weight-loss: a triumph of marketing over patient care.” Written by Regan Chastain, Angela Meadows and Louise Adams, it is best understood not as a neutral clinical review but as an activist driven critique shaped by explicit ideological commitments.
This is not a baseless observation. It is disclosed within the paper itself and reinforced by the authors’ professional backgrounds. None of the three authors is a medical doctor, endocrinologist, cardiologist, or specialist in obesity medicine. Instead, the contributor statements identify them as a patient advocate and health writer (Chastain), a psychologist specializing in weight stigma (Meadows), and a clinical psychologist and weight inclusive health advocate (Adams). These are legitimate perspectives. But they are not equivalent to clinical trialists or physicians managing cardiometabolic disease.
More importantly the paper explicitly states that the authors “reject weight loss as a valid goal for individual or population level health promotion.” That declaration establishes a prior normative commitment that materially shapes the analysis. This is also known as “confirmation bias.”
When a paper begins by rejecting the primary therapeutic endpoint of the drugs under review, its conclusions are necessarily constrained by that premise. The result is not an open evaluation of evidence, but a framework in which any observed weight loss is either discounted, reframed as harm, or treated as irrelevant to health.
This foundational stance informs one of the paper’s most conspicuous factual distortions, the characterization of weight loss as a “side effect” that is intentionally “magnified” through high dosing. In the context of FDA approved obesity treatments such as semaglutide (Wegovy) and tirzepatide (Zepbound), weight loss is not an unintended side effect; it is the primary therapeutic objective.
Clinical trials are designed with weight reduction and related health outcomes as endpoints, and dosing is titrated based on efficacy and tolerability, not arbitrarily maximized to induce harm. Reframing the intended therapeutic effect as a “side effect” is not merely imprecise language. It is a rhetorical maneuver that allows the authors to imply that the treatment paradigm is inherently perverse. This constitutes a category error that undermines the paper’s credibility at the level of basic pharmacological description.
The paper’s treatment of clinical evidence further reflects a pattern of selective skepticism. The authors repeatedly emphasize industry funding, conflicts of interest, and pharmaceutical marketing as reasons to distrust the underlying evidence base. While these concerns are legitimate and important, they are deployed in a way that amounts to a genetic fallacy. The validity of clinical trial results is implicitly questioned based on their origin rather than their methodology, reproducibility, or regulatory scrutiny. At no point do the authors engage meaningfully with the fact that these trials undergo independent peer review, regulatory evaluation, and in many cases, replication across multiple studies and populations. Instead, financial entanglements are used as a proxy for unreliability.
This asymmetry becomes more pronounced when contrasted with the authors’ own evidentiary standards. While clinical trials are scrutinized for bias, the paper itself relies heavily on non-systematic sources, including journalism, activist materials, and even “personal communications.” The result is a double standard in which high evidentiary thresholds are applied to opposing evidence and substantially lower thresholds to supporting claims.
A similar pattern appears in the paper’s interpretation of major clinical trials, particularly the SELECT cardiovascular outcomes study. The authors criticize the widely reported 20% risk reduction as misleading because it represents relative rather than absolute risk, noting that the absolute difference was approximately 1.5%. While it is true that relative risk can be rhetorically amplified, presenting absolute risk in isolation is equally capable of minimizing clinically meaningful effects. Both measures are standard in medical reporting and are intended to be interpreted together.
By framing relative risk as exaggeration and absolute risk as trivialization, the paper engages in selective statistical framing rather than balanced analysis. This issue is compounded by the authors’ reliance on subgroup analyses to argue that benefits are not broadly applicable. They note that certain subgroups did not show statistically significant results but fail to acknowledge that such analyses are often underpowered and not designed to establish definitive absence of effect. Treating non-significant subgroup findings as evidence that benefits do not exist is a well-known statistical error.
The paper’s handling of trial attrition and long-term outcomes further illustrates a tendency toward speculative inference. For example, the authors suggest that high attrition rates in the SELECT trial imply that results overestimate long-term efficacy, and they hypothesize that participants with poorer outcomes were more likely to withdraw. However, this claim is not substantiated with evidence demonstrating the direction or magnitude of attrition bias. Modern randomized controlled trials routinely employ intention-to-treat analyses and other statistical methods to mitigate such biases.
Without demonstrating that attrition systematically favored positive outcomes, the authors’ conclusion remains conjectural. Similar questionable reasoning appears in their discussion of weight regain, where findings from withdrawal studies and historical dieting literature are extrapolated to predict long-term failure of GLP-1 therapies. While weight regain after discontinuation is well documented, projecting this pattern onto long-term continuous pharmacotherapy without sufficient longitudinal data constitutes an overextension of the available evidence.
The paper’s treatment of adverse event data is particularly problematic from an epidemiological standpoint. The authors cite large numbers of adverse events and deaths reported in the FDA Adverse Event Reporting System (FAERS) and suggest that these figures indicate significant risk. However, FAERS is a passive surveillance system that collects voluntary reports and does not establish causality. It also lacks a denominator, meaning the total number of users is not accounted for.
As a result, raw counts of adverse events cannot be used to infer incidence rates or comparative risk. Presenting these figures without appropriate context creates a misleading impression of danger. The claim that GLP-1 drugs “exceed the death toll” of prior withdrawn weight-loss medications is especially flawed, as it fails to normalize for vastly different exposure levels and durations of use. This is a classic example of an apples-to-oranges comparison that inflates perceived risk.
Methodologically, the paper’s analysis of pharmaceutical marketing practices is also weak. The authors acknowledge that their evidence was drawn from a “convenience sample of Google search results” and selected examples from journalism and public sources. This approach is neither systematic nor reproducible and is highly susceptible to selection bias and confirmation bias. Nevertheless, the authors generalize from these examples to characterize a global, coordinated campaign shaping the narrative around obesity and GLP-1 drugs. While there is ample evidence that pharmaceutical companies engage in aggressive marketing, the paper’s methodology does not support the breadth of its conclusions. The critique may be directionally valid, but it is not methodologically rigorous.
The paper repeatedly conflates sociocultural critique with clinical evaluation. Extended sections discuss weight stigma, body image, and the cultural meaning of fatness, often framing the use of GLP-1 drugs as part of a broader “anti-fat” or “eliminationist” narrative. These are important sociological considerations, but they do not directly address the clinical question of whether the drugs improve health outcomes for patients with obesity related conditions. The implicit argument, that because weight stigma exists, medical interventions targeting weight are suspect, does not logically follow. This conflation allows normative concerns about social justice to substitute for empirical evaluation of efficacy and safety.
In sum, the article raises several legitimate issues including the influence of pharmaceutical marketing, the prevalence of conflicts of interest, the challenges of long-term adherence, and the importance of informed consent. However, these valid concerns are embedded within a framework characterized by pre-committed ideological assumptions, selective interpretation of evidence, misuse of statistical and epidemiological data, and methodological weaknesses.
The authors’ explicit rejection of weight loss as a legitimate health goal, combined with their non-clinical backgrounds and advocacy oriented positioning, reinforces the conclusion that this is not a balanced medical review. Rather, it is a perspective piece that critiques GLP-1 therapies from within a specific ideological paradigm, and its conclusions should be evaluated with that context clearly in view.
Which brings us to the final point. The current discourse surrounding GLP-1 medications particularly within the eating disorder community has become increasingly polarized, with positions often shaped more by ideological alignment than by balanced clinical evaluation. Competing camps advance claims of authority over a complex and evolving area of medicine, responding to one another not with constructive engagement, but with entrenched rebuttal. This dynamic does little to advance patient care. Instead, it reinforces fragmentation, inhibits meaningful dialogue, and ultimately leaves patients and families navigating uncertainty without the benefit of a coherent, multidisciplinary consensus.
This pattern is neither new nor unique, but its consequences are particularly acute in a field as clinically sensitive as eating disorders, where nuance, individualized assessment, and careful risk-benefit analysis are essential. When discourse devolves into parallel monologues rather than genuine exchange, [see, Terminal Anorexia] opportunities for progress are lost. The absence of collaboration among stakeholders, clinicians, researchers, and advocates creates an environment in which important questions remain insufficiently examined and practical guidance remains underdeveloped.
By contrast, there are models for a more constructive approach. Recent clinical discussions led by experienced physicians underscore the value of measured, evidence-based engagement with this issue. For example, presentations by clinicians such as Dr. Anne O’Melia reflect a balanced perspective grounded in decades of experience treating eating disorders. Such perspectives acknowledge that GLP-1 medications when appropriately prescribed and carefully monitored, may offer benefits in certain contexts, while also recognizing that they may pose significant risks in others. Similarly, clinicians like Dr. Wendy Oliver-Pyatt have emphasized the importance of rigorous risk-benefit analysis and fully informed consent particularly in vulnerable populations. These are not absolutist positions; they are clinically grounded, context-sensitive frameworks.
One can readily envision this type of productive discourse in which such perspectives are brought into direct, professional engagement. Where clinicians with differing views examine the same body of evidence, interrogate assumptions and refine understanding through structured dialogue. A forum characterized by medical rigor, intellectual honesty, and mutual respect would yield far greater insight than the current pattern of isolated advocacy and reactive critique.
As with many areas of contested medical practice, progress will not emerge from unilateral assertions of certainty but from sustained, interdisciplinary collaboration. The complexity of GLP-1 therapies, spanning metabolic, psychological, and behavioral domains demands precisely this kind of engagement. A more integrated approach would better serve not only the advancement of clinical knowledge, but also the patients and families who depend on it.
The best way to embrace the future, to increase our understanding of eating disorders, to reach enlightened consensus … is through collaboration.


