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Monday, October 12, 2026
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Social Media Influencers Driving Parallel Trade for Unapproved Weight-Loss Drug

An underground market for unlicensed weight-loss medications is propelled by TikTok fitness influencers and sellers on messaging platforms, according to new investigations.

Investigational Treatment Gaining Traction Via Social Media

Retatrutide, which remains in clinical trials, is being promoted by social media influencers for its alleged weight-reducing properties. Followers are encouraged to message these accounts directly for source information, while also obtaining discount codes.

Thriving Commerce on Messaging Platforms

Separately, a robust market exists on Telegram, where groups with numerous of members share “before and after” photos, administration instructions and claims of next-day UK delivery. Sellers market the substance there before redirecting customers to other platforms for purchases.

Learning About The Experimental Drug

Retatrutide is an investigational injectable developed by American pharmaceutical company Eli Lilly. The drug affects three gut hormones – glucagon-like peptide-1, glucose-dependent insulinotropic polypeptide and glucagon. Early trials suggest it could help individuals lose up to 25% of their total weight. Referred to as the “triple G”, the drug is being hailed online as the successor to Ozempic.

Healthcare Professionals Express Concerns

Nevertheless, physicians and chemists have cautions that the distribution of what remains an unlicensed drug in the UK is a cause for concern and could result in individuals administering products of unknown origin.

Some experts stated the demand for retatrutide could be linked to the rising price of approved slimming products such as Mounjaro.

Regulatory Status and Enforcement

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

Some content creators attempt to circumvent the regulations by calling to the substance as a “research chemical” or describing it as “not for human consumption”. The substance is not a restricted substance, but advertising and distribution can still violate medicines, marketing, and consumer laws, risking penalties, prosecution or imprisonment.

Platform Reaction and Material Elimination

Based on the social media company, the platform has removed violative content and prohibited associated keywords and search suggestions. The organization stated it was committed to keeping the platform secure and investing in strengthening compliance measures.

Online Trading Operations

Research also discovered communities with up to nine thousand members selling retatrutide using Telegram's built-in search feature, which operates like a public directory. Entering “retatrutide” immediately displays channels with numerous of users, populated with photos of weight loss, positive testimonials and step-by-step instructions for mixing or administering at residence.

Within moments of entering one community, a vendor posted WhatsApp details, where the majority of transactions take place. The seller sent an instruction manual and promised delivery within 48 hours. When asked whether the product was authentic, one vendor said: “You can’t be sure.” Another provided a photo of a supposed testing documentation. Not one inquired about body mass, medical conditions or previous experience.

Product Information and Pricing

Inside these communities, posts show black plastic packages with postal service labels, stating to include fresh supplies. One message read: “It took eight of us to load them this morning.”

Buyers can choose between powder vials, prepared at home with purified liquid, or ready-to-use pens typically priced at £160 for 20 milligrams. When asked how long a pen should last, sellers give conflicting responses varying between a several days to “depends on your body”.

Platform Oversight and Safety Measures

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

Healthcare Professional Warnings

“People are injecting materials they cannot confirm. Although the science behind retatrutide is valid, these online versions may not contain what they claim,” stated Jason Murphy, the head of pharmaceutical services at Chemist4U.

A medical professional of an online medical service linked the surge in demand to recent price rises for authorized weight-loss drugs such as Mounjaro. “With costs rising, individuals are turning to social media. But counterfeit treatments are extremely risky. You can’t be certain what’s inside or whether the environment they were produced in was clean,” she said.

Her team has previously encountered patients harmed by personal administration from unconfirmed sources. “We recognize the frustration, but purchasing from Telegram or communication platforms is taking chances with your well-being,” stated Wyllie. “These substances could be impure or improperly measured.”

Producer Statement

A representative from the pharmaceutical company stated the substance was in third stage clinical trials and had not been evaluated or authorized by any regulatory agency anywhere in the world. “Therefore at this point no one can market [it] for personal consumption,” they explained, adding that any product “misleadingly claiming itself as a company investigational product not yet approved … may expose patients to potentially serious health risks”.

The writer

Angela Shields

A certified accountant with over 10 years of experience in financial management and digital transformation for small businesses.

LedgerWire UK

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