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Sunday, October 11, 2026
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TikTok Content Creators Fueling Parallel Trade for Unapproved Slimming Medication

A shadow economy for unapproved weight-loss medications is being driven by TikTok fitness influencers and sellers on messaging platforms, according to new investigations.

Experimental Treatment Acquiring Popularity Via Social Media

The experimental drug, which is still in research studies, is being promoted by online personalities for its supposed weight-reducing effects. Viewers are urged to message these accounts privately for supplier links, while also receiving promotional offers.

Thriving Trade on Messaging Platforms

Separately, a robust market exists on messaging services, where groups with thousands of members share comparison photos, administration instructions and claims of next-day British shipping. Sellers promote the drug there before redirecting customers to other platforms for purchases.

Understanding Retatrutide

This medication is an investigational injection created by US drugmaker Eli Lilly. The treatment targets three gut hormones – GLP-1, glucose-dependent insulinotropic polypeptide and pancreatic hormone. Preliminary studies indicate it could help individuals reduce up to 25% of their total weight. Nicknamed the “triple G”, the drug is being promoted digitally as the successor to Ozempic.

Medical Professionals Express Worries

However, physicians and chemists have warned that the sale of what remains an unlicensed drug in the United Kingdom is a cause for concern and could lead to users administering products of unknown origin.

Some professionals said the demand for retatrutide could be linked to the rising price of licensed slimming treatments such as Mounjaro.

Regulatory Position and Enforcement

Selling the unapproved drug on social media or Telegram is illegal in the UK, as it is an unlicensed drug that cannot be marketed or supplied for personal consumption under the British medical regulations.

Several influencers attempt to sidestep 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 regulations, risking fines, prosecution or imprisonment.

Service Reaction and Content Removal

Based on TikTok, the service has taken down problematic content and banned associated keywords and search suggestions. The company stated it was committed to keeping the service secure and investing in enhancing compliance measures.

Online Trading Activities

Investigations also found groups with up to nine thousand participants selling the experimental drug using the platform's built-in search feature, which operates like a public directory. Typing “retatrutide” instantly displays groups with numerous of users, populated with photos of slimming results, positive reviews and step-by-step instructions for preparing or injecting at home.

After minutes of joining one group, a seller shared contact information, where the majority of purchases take place. The vendor provided an instruction manual and promised shipping within two days. When asked whether the substance was authentic, one seller said: “You can’t be sure.” Another provided a image of a alleged testing documentation. None inquired about weight, medical conditions or previous experience.

Product Details and Costs

Inside these groups, posts display black plastic packages with postal service stickers, claiming to include new batches. One message stated: “It took eight of us to load them this morning.”

Customers can select between dry substance containers, mixed at home with purified liquid, or ready-to-use pens usually sold at 160 pounds for 20mg. When questioned how long a pen should be used, vendors give conflicting responses varying between a several days to “depends on your body”.

Service Moderation and Security Actions

A spokesperson for the messaging service said it actively moderated dangerous material on its service including material that promoted the “misuse of controlled medications”. The company added that it removed “millions of pieces of harmful content each day”.

Medical Expert Warnings

“Individuals are injecting materials they cannot confirm. Even if the research behind this drug is valid, these online versions may not contain what they claim,” said a pharmacy expert, the head of pharmaceutical services at Chemist4U.

A medical professional of Asda Online Doctor connected the increase in demand to current cost increases for approved weight-loss drugs such as Mounjaro. “With costs rising, patients are turning to social media. But counterfeit injections are extremely risky. You cannot know what’s contained or whether the environment they were produced in was sterile,” she explained.

Her team has already encountered individuals injured by personal administration from unverified sources. “We understand the frustration, but buying from Telegram or WhatsApp is gambling with your well-being,” said the doctor. “These substances could be impure or improperly measured.”

Manufacturer Position

A representative from Eli Lilly said the substance was in third stage clinical trials and had not been evaluated or authorized by any regulatory agency anywhere in the world. “Consequently at this time no one can market [it] for human use,” they said, noting that any item “falsely representing itself as a company investigational substance not yet authorized … may subject patients to potentially significant medical dangers”.

About the author

Brian Ramos

A home improvement expert with over 15 years of experience in residential services and customer-focused solutions.

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