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Tuesday, October 13, 2026
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Social Media Influencers Driving Unofficial Market for Unlicensed Weight-Loss Drug

An underground market for unlicensed slimming medications is propelled by TikTok fitness influencers and vendors on communication apps, based on recent findings.

Experimental Treatment Gaining Traction Via Social Media

The experimental drug, which remains in research studies, is being advertised by online personalities for its supposed weight-reducing effects. Followers are encouraged to contact these accounts privately for source information, while also obtaining promotional offers.

Active Commerce on Messaging Platforms

Separately, a robust trade exists on Telegram, where communities with thousands of members share “before and after” images, injection guides and assertions of rapid UK delivery. Sellers market the substance there before directing customers to other platforms for transactions.

Learning About The Experimental Drug

Retatrutide is an investigational injection developed by US drugmaker Eli Lilly. The drug targets three intestinal 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 body weight. Nicknamed the “triple G”, the drug is being promoted digitally as the next Ozempic.

Medical Professionals Voice Concerns

However, physicians and pharmacists have cautions that the distribution of what remains an unlicensed drug in the UK is a cause for concern and could result in individuals injecting substances of uncertain source.

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

Regulatory Position and Implementation

Selling the unapproved drug on TikTok or Telegram is illegal in the United Kingdom, as it is an unlicensed drug that cannot be marketed or supplied for personal consumption under the Human Medicines Regulations 2012.

Some influencers attempt to circumvent the regulations by calling to the drug as a “research chemical” or describing it as “not for human consumption”. The substance is not a controlled substance, but advertising and supply can still breach pharmaceutical, advertising, and customer regulations, potentially leading to penalties, legal action or imprisonment.

Service Reaction and Material Elimination

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

Digital Marketplace Activities

Research also found groups with up to nine thousand participants marketing the experimental drug using Telegram's integrated search feature, which functions like a online catalog. Typing “retatrutide” instantly displays groups with numerous of members, filled with images of weight loss, glowing testimonials and detailed guides for mixing or injecting at residence.

Within minutes of entering one group, a vendor shared WhatsApp details, where the majority of transactions take place. The vendor provided an guidebook and promised delivery within two days. When questioned whether the substance was genuine, one vendor responded: “You can’t be sure.” Another provided a image of a supposed testing documentation. None asked about weight, medical conditions or past usage.

Product Information and Costs

Within these communities, posts display black plastic parcels with Royal Mail stickers, stating to include new batches. One message read: “It took eight of us to load them this morning.”

Buyers can choose between dry substance containers, mixed at home with purified liquid, or ready-to-use injectors usually priced at 160 pounds for 20 milligrams. When asked how long a injector should be used, sellers give conflicting responses ranging from a few weeks to “depends on your body”.

Platform Moderation and Security Measures

A representative for the messaging service stated it actively moderated 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”.

Medical Professional Cautions

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

A medical professional of Asda Online Doctor linked the surge in interest to recent price rises for approved slimming drugs such as Mounjaro. “With costs rising, patients are using online platforms. But fake injections are extremely dangerous. You cannot know what’s inside or whether the environment they were made in was clean,” she said.

Her team has previously encountered patients injured by personal administration from unverified suppliers. “We understand the frustration, but buying from Telegram or WhatsApp is gambling with your health,” said the doctor. “These substances could be impure or incorrectly dosed.”

Manufacturer Position

A representative from the pharmaceutical company said the substance was in third stage clinical trials and had not been reviewed or approved by any government authority anywhere in the world. “Therefore at this time no one can sell [it] for human use,” they said, noting that any product “falsely representing itself as a company investigational product not yet authorized … may subject patients to possibly serious medical dangers”.

BJ
About the author

Brandon Johnson

A seasoned journalist with over a decade of experience covering UK politics and current affairs for major digital publications.

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