Skip to content
Friday, October 9, 2026
Innoworld

TikTok Influencers Driving Unofficial Market for Unapproved Slimming Drug

An underground economy for unapproved slimming medications is being driven by TikTok fitness influencers and vendors on communication apps, based on new investigations.

Experimental Drug Acquiring Popularity Online

Retatrutide, which is still in clinical trials, is being advertised by social media influencers for its alleged weight-reducing effects. Followers are encouraged to contact these profiles privately for source information, while also obtaining promotional offers.

Active Commerce on Messaging Platforms

Additionally, a robust trade exists on messaging services, where groups with thousands of members share “before and after” photos, administration instructions and assertions of next-day UK delivery. Vendors market the drug there before directing buyers to WhatsApp for transactions.

Understanding The Experimental Drug

Retatrutide is an investigational injectable created by US drugmaker Eli Lilly. The drug targets three intestinal hormones – glucagon-like peptide-1, GIP and pancreatic hormone. Preliminary studies indicate it could assist patients reduce up to a quarter of their body weight. Nicknamed the “triple G”, the drug is being hailed digitally as the successor to Ozempic.

Healthcare Experts Voice Worries

Nevertheless, doctors and pharmacists have warned that the sale of what is still an unlicensed drug in the UK is a cause for concern and could lead to users administering products of unknown origin.

Several experts stated the demand for the experimental drug could be connected to the rising price of licensed slimming products such as Mounjaro.

Regulatory Status and Enforcement

Marketing the unapproved drug on social media or messaging apps is prohibited in the United Kingdom, as it is an unapproved drug that cannot be marketed or supplied for personal consumption under the British medical regulations.

Several influencers attempt to circumvent the rules by calling to the substance as a “research chemical” or citing it as “not for human consumption”. The substance is not a controlled drug, but promotion and distribution can still violate medicines, advertising, and consumer regulations, risking fines, legal action or imprisonment.

Platform Reaction and Material Elimination

Based on TikTok, the service has taken down problematic content and banned related hashtags and query recommendations. The company stated it was dedicated to maintaining the service secure and allocating resources in strengthening compliance measures.

Digital Trading Operations

Investigations also discovered groups with up to nine thousand participants selling retatrutide using Telegram's integrated discovery tool, which functions like a public directory. Typing “retatrutide” immediately brings up groups with numerous of members, populated with images of slimming results, glowing reviews and step-by-step guides for mixing or administering at residence.

After moments of entering one community, a vendor shared contact information, where most transactions occur. The seller sent an instruction manual and guaranteed delivery within 48 hours. When asked whether the product was genuine, one seller responded: “You can’t be sure.” Another provided a photo of a alleged testing documentation. Not one inquired about weight, health issues or previous experience.

Item Information and Costs

Inside these communities, messages show dark colored parcels with Royal Mail labels, stating to include fresh supplies. One message read: “It took eight of us to load them this morning.”

Buyers can select between powder vials, mixed at residence with sterile water, or ready-to-use pens usually sold at 160 pounds for 20mg. When questioned how long a pen should last, sellers give contradictory answers ranging from a few weeks to “depends on your body”.

Service Oversight and Security Measures

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

Healthcare Expert Warnings

“People are administering substances they can’t verify. Even if the science behind this drug is valid, these online versions may not contain what they claim,” stated a pharmacy expert, the director of pharmacy at Chemist4U.

A medical professional of Asda Online Doctor connected the surge in demand to current cost increases for authorized slimming drugs such as Mounjaro. “With prices rising, individuals are turning to social media. But fake treatments are highly dangerous. You cannot know what’s contained or whether the environment they were made in was sterile,” she said.

Her team has previously seen patients injured by personal administration from unverified suppliers. “We recognize the frustration, but purchasing from Telegram or communication platforms is taking chances with your well-being,” stated the doctor. “These substances could be impure or incorrectly dosed.”

Manufacturer Statement

A spokesperson from Eli Lilly stated the substance was in third stage research studies and had not been evaluated or authorized by any regulatory agency globally. “Therefore at this time no one can market [it] for personal consumption,” they said, adding that any item “misleadingly claiming itself as a Lilly investigational substance not yet authorized … may expose patients to possibly significant medical dangers”.

The writer

Rachel Horton

Tech journalist and startup enthusiast with a passion for covering emerging trends and success stories in the UK innovation scene.

Innoworld

Type to search articles.