In recent years, the allure of multi-level marketing (MLM) schemes has captured the attention of countless individuals seeking financial independence or supplementary income. Despite their widespread presence and legitimate product lines, many MLM structures closely mimic the characteristics of pyramid schemes, raising significant concerns about consumer protection and regulatory oversight. In a compelling investigation, Claudia Groß from Radboud University and William Keep from the College of New Jersey delve into the scientific discourse surrounding MLMs and reveal a worrying trend: academic research in marketing often underestimates or glosses over the inherent risks of these business models. Their findings, published in the Journal of Marketing Management, suggest that this leniency may be influenced by the financial and professional entanglements between researchers and lobbying entities affiliated with the MLM industry.
MLMs have become household names largely due to companies such as Herbalife and Tupperware, which promise lucrative returns through the sale of unique products or educational programs. However, the mechanism for actual profit in these schemes commonly relies predominantly on recruitment rather than retail sales. Participants are encouraged to enlist new members, effectively turning recruits into both prospects and competitors. Consequently, most participants find themselves incurring financial losses rather than gains. This dynamic is exacerbated by the aggressive presence of MLMs on social media platforms like Instagram and TikTok, where vulnerable young users are targeted with high-priced courses and ventures into dropshipping and cryptocurrencies, often at great personal financial risk, sometimes reaching tens of thousands of euros.
Groß and Keep’s research initiative involved an extensive review of a wide corpus of literature: 33 legal publications focusing on MLM frameworks and 68 publications sourced from leading marketing journals. Through this comprehensive analysis, they identified eight significant legal risks intrinsic to multi-level marketing operations. These risks include the habitual inflation of earning potential figures, structural similarities to illegal pyramid schemes, expenditure on unsellable products, and the marketing of dubious health claims—ranging from cancer cures to treatments for infertility and COVID-19—that are often unauthorized and misleading. Participants, therefore, not only face economic harm but potential exposure to fraudulent health claims.
Interestingly, while these detrimental facets are well documented and acknowledged in legal literature, the tone in marketing research is markedly different. The study highlights that the majority of marketing studies celebrate the MLM industry, emphasizing potential earnings and the personal development narratives associated with participation. This positive portrayal often downplays the documented risks, sometimes producing misleading assertions that fail to capture the full scope of consumer harm. Groß cautions that such academic outputs may inadvertently lend credibility to MLMs by failing to critically assess their detrimental impacts.
A critical dimension of Groß and Keep’s findings is the identification of direct influence exercised by the MLM industry over academic research in marketing. Out of the 68 marketing-related articles reviewed, 40 were authored by researchers with tangible affiliations to MLM companies or their lobbying agents. These connections ranged from research funding provided by lobbying groups to holding concurrent positions or fellowships in organizations like the Direct Selling Education Foundation—an entity known for advocating on behalf of the direct selling and MLM sectors. While the exact nature of these relationships was occasionally opaque, the researchers assert a clear pattern of conflict of interest that potentially compromises the objectivity and integrity of the research outcomes.
This entanglement has far-reaching implications. By promoting a scholarly narrative that minimizes risks and accentuates benefits, MLM companies and their allies create a misleading veneer of scientific endorsement. Groß draws a troubling parallel to the historical tobacco industry’s use of commissioned scientific studies to obscure the health dangers of smoking. Similarly, this research bias hampers effective policymaking and regulatory reform, as authorities might be swayed by apparently robust academic findings suggesting that new legislation is unnecessary. Meanwhile, consumer harm continues largely unmitigated, with vulnerable populations disproportionately affected.
The sophisticated recruitment tactics of MLMs harness social media algorithms to precisely target demographics that are most susceptible to their promises, often young individuals with limited financial literacy or career opportunities. This digital outreach amplifies the reach and impact of MLMs, making it increasingly difficult to discern the genuine opportunities from exploitative schemes. The high entry costs for buying training courses or inventory further entrench participants in the MLM ecosystem, frequently resulting in escalating financial obligations without commensurate returns.
The economic model of MLMs creates a paradox wherein success for one individual typically entails losses for many others. As recruits pour resources into purchasing products and enrolling new members, overall market saturation saturates potential customer bases, diminishing sales opportunities for existing participants. This cannibalistic competition among members undermines the foundational premise of MLMs as lucrative retail operations, instead rendering them risk-laden structures heavily dependent on continuous recruitment—a hallmark of pyramid schemes.
Additionally, the marketing of products with unsubstantiated health claims poses a distinct and severe risk to consumers. The promotion of supplements or treatments falsely purported to address critical health conditions not only violates legal standards but may endanger lives by dissuading individuals from pursuing proven medical interventions. This facet of MLM operations intensifies the ethical and regulatory challenges faced by authorities attempting to rein in deceptive practices without stifling legitimate commerce.
Groß and Keep’s review signals an urgent need for heightened scrutiny by both the academic community and regulatory bodies. For academic circles, this involves a thorough reassessment of conflicts of interest and demands for transparency in research funding and affiliations. Marketing scholars, in particular, bear a responsibility to critically evaluate and report on the full spectrum of MLM impacts rather than merely amplifying industry-favorable narratives. Regulatory agencies must likewise consider the distortion of scientific evidence in shaping policy, advocating for robust consumer protections that address both financial and health-related harms.
In light of these concerns, consumer education emerges as a pivotal element in mitigating MLM-related risks. By equipping individuals with knowledge about the structural pitfalls of MLMs and the tactics employed to entice participants, stakeholders can foster greater skepticism and informed decision-making. Coupled with enforceable regulations that restrict deceptive claims and prohibit exploitative recruitment, such efforts may curtail the proliferation of these schemes.
Ultimately, the intersection of economic exploitation, scientific research bias, and regulatory inertia paints a complex portrait of contemporary MLM practices. The revelations presented by Claudia Groß and William Keep underscore the importance of vigilance in discerning between legitimate business opportunities and those fundamentally predisposed to consumer harm. As the digital economy evolves and social media amplifies the reach of predatory models, the role of impartial, rigorous scholarship and proactive policy reforms is more critical than ever in safeguarding consumers and preserving market integrity.
Subject of Research: The intersection of legal perspectives and marketing research regarding consumer harm in multi-level marketing (MLM) businesses.
Article Title: The law and consumer harm in multi-level marketing: a review
News Publication Date: 10-Nov-2025
Web References: 10.1080/0267257X.2025.2578617
Keywords: Multi-level marketing, MLM, pyramid schemes, consumer harm, marketing research bias, legal risks, network marketing, recruitment, Direct Selling Education Foundation, social media marketing, consumer protection, health claims.
