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Thursday, October 8, 2026
BrightReview

TikTok Influencers Fueling Parallel Trade for Unlicensed Weight-Loss Drug

An underground economy for unapproved weight-loss drugs is being driven by social media fitness personalities and sellers on communication apps, based on new investigations.

Investigational Treatment Gaining Traction Via Social Media

Retatrutide, which remains in research studies, is being promoted by online personalities for its supposed fat-burning effects. Viewers are urged to contact these profiles directly for source information, while also receiving discount codes.

Active Commerce on Social Networks

Additionally, a robust trade exists on Telegram, where communities with numerous of participants share “before and after” images, administration instructions and claims of rapid UK delivery. Sellers promote the substance there before redirecting customers to other platforms for purchases.

Learning About Retatrutide

This medication is an experimental injectable developed by US drugmaker Eli Lilly. The drug targets three intestinal hormones – glucagon-like peptide-1, GIP and pancreatic hormone. Early trials suggest it could assist individuals lose up to 25% of their body weight. Nicknamed the “triple G”, the drug is being promoted online as the successor to Ozempic.

Medical Professionals Express Concerns

Nevertheless, physicians and chemists have warned that the sale of what remains an unapproved medication in the United Kingdom is worrisome and could result in individuals administering substances of uncertain source.

Several professionals said the demand for retatrutide could be connected to the increasing cost of approved slimming products such as Mounjaro.

Regulatory Position and Enforcement

Selling the unapproved drug on social media or messaging apps is illegal in the UK, as it is an unapproved medication that cannot be marketed or supplied for human use under the Human Medicines Regulations 2012.

Several content creators try to sidestep the rules by calling to the substance as a “research chemical” or describing it as “not for human consumption”. Retatrutide is not a controlled substance, but advertising and distribution can still breach pharmaceutical, advertising, and consumer regulations, risking fines, prosecution or imprisonment.

Service Reaction and Material Elimination

Based on TikTok, the service has taken down problematic content and banned related hashtags and query recommendations. The company said it was committed to keeping the platform safe and allocating resources in enhancing compliance measures.

Digital Trading Activities

Investigations also found communities with up to nine thousand members selling retatrutide using Telegram's integrated search feature, which functions like a public directory. Entering “retatrutide” instantly displays groups with thousands of members, filled with images of slimming results, glowing testimonials and detailed instructions for preparing or administering at residence.

Within minutes of joining one group, a vendor shared WhatsApp details, where the majority of purchases occur. The vendor sent an guidebook and guaranteed shipping within two days. When questioned whether the substance was authentic, one seller responded: “You can’t be sure.” Another shared a image of a supposed laboratory certificate. Not one asked about body mass, medical conditions or previous experience.

Item Details and Costs

Within these communities, posts display dark colored parcels with Royal Mail 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 residence with sterile water, or ready-to-use injectors typically sold at 160 pounds for 20mg. When questioned how much time a injector should be used, sellers give conflicting responses varying between a several days to “depends on your body”.

Platform Oversight and Security Actions

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

Healthcare Expert Warnings

“Individuals are injecting substances they cannot confirm. Although the research behind this drug is sound, these online products may not contain what they advertise,” said a pharmacy expert, the director of pharmacy at Chemist4U.

Dr Crystal Wyllie of Asda Online Doctor connected the surge in demand to recent cost increases for approved slimming drugs such as Mounjaro. “With costs increasing, patients are turning to online platforms. But fake treatments are extremely dangerous. You cannot know what’s contained or whether the conditions they were produced in was clean,” she said.

Her staff has previously encountered patients injured by self-injection from unconfirmed sources. “We understand the frustration, but purchasing from messaging apps or WhatsApp is taking chances with your well-being,” stated the doctor. “These materials could be impure or incorrectly dosed.”

Producer Statement

A spokesperson from Eli Lilly stated retatrutide was in third stage research studies and had not been evaluated or approved by any regulatory agency anywhere in the world. “Consequently at this point no one can sell [it] for personal consumption,” they said, noting that any item “misleadingly claiming itself as a company experimental substance not yet authorized … may subject users to potentially significant medical dangers”.

About the author

Lori Clark

A tech enthusiast and product analyst with over a decade of experience testing and reviewing consumer electronics and lifestyle innovations.

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