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Wednesday, October 14, 2026
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Social Media Influencers Driving Parallel Trade for Unlicensed Slimming Drug

An underground market for unapproved slimming medications is being driven by social media fitness personalities and sellers on communication apps, based on new investigations.

Experimental Treatment Acquiring Popularity Via Social Media

Retatrutide, which remains in research studies, is being advertised by online personalities for its alleged fat-burning properties. Viewers are urged to message these accounts directly for source information, while also obtaining promotional offers.

Thriving Trade on Social Networks

Separately, a flourishing trade exists on Telegram, where groups with thousands of participants share “before and after” photos, administration instructions and assertions of rapid UK delivery. Vendors promote the substance there before redirecting customers to WhatsApp for transactions.

Understanding Retatrutide

Retatrutide is an investigational injectable created by American pharmaceutical company Eli Lilly. The drug targets three gut hormones – GLP-1, glucose-dependent insulinotropic polypeptide and pancreatic hormone. Early trials indicate it could assist patients reduce up to a quarter of their total weight. Nicknamed the “triple G”, the substance is being hailed online as the next Ozempic.

Medical Experts Voice Concerns

Nevertheless, doctors and pharmacists have warned that the distribution of what is still an unapproved medication in the UK is worrisome and could lead to users injecting products of uncertain source.

Some experts stated the popularity for retatrutide could be linked to the increasing price of licensed slimming treatments such as Mounjaro.

Legal Position and Implementation

Marketing the unapproved drug on social media or messaging apps is illegal in the United Kingdom, as it is an unapproved drug that must not be promoted or supplied for human use under the British medical regulations.

Some influencers try to circumvent the regulations by calling to the drug as a “research chemical” or describing it as “not for human consumption”. Retatrutide is not a restricted drug, but advertising and supply can still violate medicines, advertising, and consumer regulations, potentially leading to penalties, prosecution or prison.

Service Response and Content Elimination

According to TikTok, the platform has taken down problematic content and prohibited associated hashtags and query recommendations. The company said it was committed to maintaining the service secure and investing in strengthening compliance measures.

Digital Marketplace Operations

Investigations also found groups with up to 9,000 participants marketing the experimental drug using Telegram's built-in search feature, which operates like a online catalog. Typing “retatrutide” instantly displays channels with numerous of members, filled with photos of slimming results, positive testimonials and detailed instructions for preparing or injecting at residence.

Within minutes of entering one community, a seller shared contact information, where the majority of transactions take place. The seller provided an instruction manual and promised delivery within 48 hours. When asked whether the product was genuine, one vendor said: “You can’t be sure.” Another provided a image of a alleged laboratory certificate. Not one asked about body mass, medical conditions or past usage.

Item Details and Pricing

Inside these communities, messages show black plastic parcels with Royal Mail stickers, claiming to contain fresh supplies. One communication stated: “It took eight of us to load them this morning.”

Buyers can choose between dry substance containers, prepared at home with purified liquid, or ready-to-use injectors typically sold at £160 for 20mg. When asked how much time a pen should be used, sellers give contradictory answers varying between a few weeks to “depends on your body”.

Platform Oversight and Safety Measures

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

Medical Professional Cautions

“Individuals are injecting substances they cannot confirm. Although the science behind retatrutide is valid, these digital products may not contain what they advertise,” said Jason Murphy, the head of pharmacy at Chemist4U.

Dr Crystal Wyllie of Asda Online Doctor connected the increase in interest to current price rises for authorized weight-loss medications such as Mounjaro. “With prices increasing, individuals are using online platforms. But counterfeit injections are extremely dangerous. You can’t be certain what’s inside or whether the environment they were made in was sterile,” she said.

Her team has already seen individuals harmed by self-injection from unverified suppliers. “We recognize the frustration, but purchasing from messaging apps or WhatsApp is taking chances with your health,” said the doctor. “These substances could be impure or incorrectly dosed.”

Producer Position

A spokesperson from the pharmaceutical company said the substance was in third stage research studies and had not been evaluated or authorized by any government authority globally. “Therefore at this time no one can sell [it] for personal consumption,” they said, adding that any product “falsely representing itself as a company investigational product not yet approved … may subject users to potentially serious medical dangers”.

MP
About the author

Melissa Perry

A seasoned business strategist with over 15 years of experience in scaling startups and advising Fortune 500 companies across Europe.

Stellar Ventures

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