The Ozempic Trend: Why South Africa’s Weight-Loss Boom is a Legal Minefield
Turn on the TV, scroll through TikTok, or chat with friends, and you will inevitably encounter the buzz surrounding GLP-1 drugs. What started as a breakthrough medical treatment for Type 2 diabetes has transformed into a global pop-culture phenomenon. Medications like Ozempic have become synonymous with rapid weight loss, driven by celebrity endorsements and endless social media hype. But beneath the glamorous weight-loss transformations lies a complex, high-stakes problem. In South Africa, the explosion of interest in these drugs has outpaced the legal frameworks designed to keep consumers safe. The boundary between justified medical treatment and commercial exploitation has become blurred, raising a critical question: Is South African law equipped to handle the weight-loss boom?
The Reality of “Off-Label” Prescribing
To understand the legal dilemma, we have to look at how these drugs are registered. In South Africa, the South African Health Products Regulatory Authority (SAHPRA) regulates all medicines under the Medicines and Related Substances Act (MRSA).
Currently, SAHPRA has registered medications like Ozempic specifically for treating Type 2 diabetes and managing severe cardiovascular risks. Saxenda is the only GLP-1 drug explicitly registered for weight management in the country. Any other GLP-1 drugs are not officially approved for weight loss and utilizing them for this purpose is considered off-label use.
What is off-label use? It is the practice of prescribing a registered medicine to treat a condition or patient group for which it has not been officially authorised.
While South African law does grant doctors the professional discretion to prescribe medications off-label, this practice must be guided purely by professional standards and patient welfare—not by consumer trends or financial incentives. As global demand skyrockets, maintaining that ethical boundary is becoming increasingly difficult.
When High Demand Meets the Underground Market
When a product becomes highly sought after, expensive, and difficult to access through traditional channels, market forces shift. Data from Google Trends confirms a massive surge in public interest regarding GLP-1 drugs across South Africa. However, because these medications are costly and require strict medical criteria for a legitimate prescription, a secondary, highly concerning market has emerged.
SAHPRA has issued multiple warnings regarding the rise of unregistered, falsified, and counterfeit GLP-1 products being marketed directly to the public over social media. The realworld consequences are already visible:
- Illegal Shipments: Law enforcement recently seized unauthorized shipments of these drugs arriving from China.
- Severe Side Effects: Reports have emerged of patients suffering from large patches of inflamed skin and adverse reactions after using illicitly sourced products.
- Counterfeit Lawsuits: The legal battleground is heating up, highlighted by high profile litigation like Idexis v Novo Nordisk (2025), involving allegations of counterfeit manufacturing and patent infringement.
The Hidden Health Risks
The pop-culture narrative often frames these medications as easy, risk-free solutions for weight loss. However, medical literature paints a much more cautious picture. For individuals living with Type 2 diabetes or life-threatening cardiovascular risks, the medical benefits of GLP-1 drugs clearly outweigh the potential risks. For individuals without these conditions using the drug purely off-label, the benefit-to-risk ratio is far less certain. Potential risks for the use of GLP-1 drugs include:
- Thyroid Cancer risks.
- Severe Gastrointestinal Symptoms
- Development of eating disorders in adolescences
Why the Law is Struggling: A Look at Human Behaviour
If the law clearly states that falsified drugs are illegal and off-label marketing is restricted, why is the underground market thriving?
To understand this, we can look to Rational Choice Theory and Public Choice Theory. These frameworks suggest that individuals and organisations operate as rational, goaloriented actors who constantly weigh costs against benefits.
- Illegal Suppliers & Manufacturers: For bad actors, the potential financial reward of tapping into a multi-million-rand weight-loss market outweighs the perceived risk of getting caught by regulatory authorities.
- Consumers: Driven by the desire for rapid physical transformation and influenced by social media culture, consumers may knowingly or unknowingly bypass legal pharmacies to purchase cheaper, easily accessible online alternatives.
- Regulators and Politicians: Lawmakers operate within political frameworks where legislative priorities shift constantly. Passing new healthcare laws or updating enforcement budgets requires balancing party politics and competing national crises, which can result in long delays before regulatory gaps are closed.
Closing the Enforcement Gap
The primary challenge in South Africa is not a lack of legislation. The Medicines and Related Substances Act provides a solid, comprehensive legal framework for governing how medicines should be registered, sold, and marketed.
Instead, the vulnerability lies in implementation and enforcement. The digital age, characterised by anonymous online storefronts and direct-to-consumer social media marketing, has moved faster than the physical enforcement mechanisms of SAHPRA and local law enforcement.
To protect public health, South Africa’s legal approach must evolve from reactive warnings to proactive enforcement. Addressing these regulatory gaps, tightening digital supply chains, and educating the public on the severe risks of counterfeit products will help ensure that public safety is prioritised over corporate exploitation.
ABOUT THE AUTHOR
Zoey Joubert is in her final year of BA Law, with plans to pursue her LLB in 2027 and ultimately build a career in legal academia. Her goal is to be able to teach, question and contribute to the law in a rapidly evolving society.
Her academic interest is medical and consumer law, particularly what is marketed and consumed by the public and how the law shapes (or sometimes fails to shape) those spaces. Alongside her studies, she is actively involved in the legal community. Serving as an ambassador for For Women In Law, a law tutor and member of the Juridical Society on Campus (Emeris Pretoria).
Zoey enjoys initiating projects, leading conversations, and creating spaces where ideas and people can grow. She believe knowledge is both freedom and power. Aiming to position law as an everyday tool, rather than some distant system reserved for a select few.