TikTok Content Creators Fueling Parallel Market for Unapproved Slimming Medication

A shadow economy for unlicensed slimming drugs is being driven by social media fitness personalities and sellers on communication apps, according to new investigations.

Investigational Treatment Gaining Popularity Online

Retatrutide, which remains in clinical trials, is being advertised by social media influencers for its alleged fat-burning properties. Viewers are urged to contact these accounts privately for supplier links, while also receiving promotional offers.

Thriving Trade on Messaging Platforms

Additionally, a robust market exists on messaging services, where groups with thousands of members share “before and after” images, injection guides and assertions of next-day British shipping. Sellers promote the substance there before directing buyers to other platforms for transactions.

Understanding Retatrutide

This medication is an investigational injectable created by American pharmaceutical company Eli Lilly. The treatment affects three gut hormones – GLP-1, GIP and pancreatic hormone. Early trials indicate it could help patients lose up to a quarter of their total weight. Referred to as the “triple G”, the drug is being hailed digitally as the successor to Ozempic.

Medical Professionals Express Concerns

However, doctors and chemists have cautions that the sale of what remains an unapproved drug in the UK is a cause for concern and could lead to individuals administering substances of uncertain source.

Some experts said the demand for the experimental drug could be connected to the rising price of approved slimming products such as Mounjaro.

Regulatory Status and Enforcement

Selling retatrutide on social media or Telegram is illegal in the United Kingdom, as it is an unapproved drug that cannot be promoted or distributed for human use under the British medical regulations.

Some influencers try to sidestep the rules by calling to the substance as a “research chemical” or describing it as “not for human consumption”. The substance is not a controlled substance, but promotion and distribution can still violate medicines, advertising, and consumer laws, potentially leading to penalties, prosecution or prison.

Service Response and Material Removal

Based on TikTok, the service has removed problematic content and prohibited related keywords and query recommendations. The organization stated it was committed to maintaining the service secure and investing in strengthening compliance measures.

Online Marketplace Operations

Investigations also found communities with up to 9,000 members marketing the experimental drug using the platform's integrated discovery tool, which operates like a public directory. Entering “retatrutide” instantly brings up groups with thousands of users, populated with images of slimming results, glowing reviews and step-by-step instructions for mixing or injecting at residence.

After moments of entering one group, a vendor posted WhatsApp details, where most purchases take place. The vendor sent an guidebook and guaranteed delivery within two days. When questioned whether the substance was genuine, one seller responded: “You can’t be sure.” Another provided a photo of a supposed testing documentation. None asked about weight, health issues or past usage.

Item Details and Pricing

Within these communities, posts show black plastic parcels with Royal Mail labels, claiming to include new batches. One message read: “It took eight of us to load them this morning.”

Customers can select between powder vials, mixed at residence with sterile water, or pre-filled injectors typically sold at 160 pounds for 20 milligrams. When asked how much time a pen should be used, vendors give conflicting answers varying between a few weeks to “depends on your body”.

Service Moderation and Safety Actions

A representative for the messaging service stated it regularly monitored harmful content on its service including material that encouraged the “misuse of controlled medications”. The organization noted that it eliminated “millions of pieces of harmful content each day”.

Medical Expert Cautions

“Individuals are injecting materials they cannot confirm. Although the science behind this drug is valid, these digital versions may not include what they advertise,” stated a pharmacy expert, the head of pharmacy at a pharmacy service.

A medical professional of an online medical service connected the surge in interest to recent cost increases for authorized weight-loss medications such as Mounjaro. “With costs rising, individuals are using social media. But fake treatments are extremely dangerous. You cannot know what’s inside or whether the conditions they were produced in was sterile,” she said.

Her team has previously seen patients harmed by personal administration from unconfirmed suppliers. “We recognize the frustration, but purchasing from messaging apps or WhatsApp is taking chances with your well-being,” said the doctor. “These materials could be contaminated or improperly measured.”

Manufacturer Statement

A spokesperson from the pharmaceutical company stated the substance was in phase 3 clinical trials and had not been evaluated or authorized by any regulatory agency globally. “Consequently at this time no one can market [it] for personal consumption,” they explained, adding that any product “falsely representing itself as a Lilly investigational substance not yet authorized … may subject users to possibly significant health risks”.

Kristina Lopez
Kristina Lopez

A tech journalist and innovation strategist with over a decade of experience covering AI, startups, and digital transformation across Europe.