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Wednesday, October 7, 2026
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Social Media Influencers Driving Unofficial Market for Unlicensed Slimming Drug

A shadow economy for unapproved weight-loss drugs is being driven by social media fitness personalities and sellers on messaging platforms, according to new investigations.

Investigational Drug Gaining Popularity Online

Retatrutide, which is still in research studies, is being promoted by social media influencers for its alleged fat-burning properties. Followers are encouraged to message these accounts directly for source information, while also receiving discount codes.

Thriving Commerce on Messaging Platforms

Separately, a flourishing trade exists on Telegram, where groups with thousands of participants share “before and after” photos, injection guides and assertions of rapid UK delivery. Sellers market the drug there before directing customers to WhatsApp for purchases.

Understanding Retatrutide

This medication is an investigational injectable developed by American pharmaceutical company Eli Lilly. The treatment affects three gut hormones – glucagon-like peptide-1, glucose-dependent insulinotropic polypeptide and glucagon. Preliminary studies indicate it could help patients reduce up to a quarter of their total weight. Nicknamed the “triple G”, the substance is being promoted digitally as the next Ozempic.

Healthcare Experts Express Worries

However, doctors and pharmacists have warned that the distribution of what is still an unlicensed medication in the UK is worrisome and could result in users injecting substances of unknown origin.

Some professionals said the popularity for retatrutide could be connected to the increasing cost of licensed slimming treatments such as Mounjaro.

Legal Status and Enforcement

Selling retatrutide on TikTok or messaging apps is illegal in the UK, as it is an unapproved medication that must not be promoted or distributed for human use under the British medical regulations.

Several content creators attempt to sidestep the rules by referring to the substance as a “research chemical” or describing it as “not for human consumption”. Retatrutide is not a controlled drug, but promotion and distribution can still breach pharmaceutical, marketing, and customer regulations, risking fines, prosecution or prison.

Service Reaction and Material Removal

Based on TikTok, the service has taken down problematic material and banned related keywords and query recommendations. The organization stated it was dedicated to maintaining the service safe and allocating resources in strengthening enforcement strategies.

Digital Marketplace Activities

Research also discovered groups with up to 9,000 members marketing retatrutide using the platform's built-in discovery tool, which functions like a online catalog. Entering “retatrutide” immediately displays groups with thousands of members, filled with images of weight loss, glowing testimonials and detailed guides for preparing or administering at residence.

Within minutes of joining one group, a vendor posted contact information, where most transactions take place. The vendor provided an guidebook and guaranteed delivery within 48 hours. When questioned whether the product was genuine, one vendor said: “You can’t be sure.” Another shared a photo of a supposed laboratory certificate. Not one asked about body mass, health issues or past usage.

Item Information and Pricing

Inside these groups, messages show dark colored packages with Royal Mail stickers, claiming to contain fresh supplies. One message read: “It took eight of us to load them this morning.”

Buyers can choose between dry substance containers, mixed at residence with purified liquid, or ready-to-use injectors usually priced at £160 for 20 milligrams. When asked how long a pen should last, sellers give conflicting responses varying between a few weeks to “depends on your body”.

Platform Oversight and Safety Measures

A spokesperson for Telegram said it actively moderated dangerous content on its platform including material that encouraged the “misuse of controlled medications”. The organization noted that it removed “millions of pieces of harmful content each day”.

Medical Professional Cautions

“People are administering materials they cannot confirm. Even if the research behind this drug is sound, these online products may not include what they claim,” said a pharmacy expert, the director of pharmaceutical services at a pharmacy service.

A medical professional of Asda Online Doctor connected the surge in interest to current cost increases for authorized slimming medications such as Mounjaro. “With costs increasing, patients are using social media. But fake injections are highly risky. You cannot know what’s contained or whether the environment they were produced in was sterile,” she said.

Her team has previously seen individuals harmed by personal administration from unverified suppliers. “We understand the frustration, but purchasing from Telegram or communication platforms is gambling with your health,” said Wyllie. “These substances could be contaminated or improperly measured.”

Producer Statement

A spokesperson from Eli Lilly stated the substance was in phase 3 clinical trials and had not been evaluated or authorized by any regulatory agency globally. “Therefore at this time no one can sell [it] for human use,” they explained, adding that any item “falsely representing itself as a Lilly experimental substance not yet authorized … may expose users to potentially serious health risks”.

JS
The writer

Jimmy Smith

A cardiologist with over 15 years of experience, specializing in preventive heart care and innovative treatment methods.

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