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Thursday, October 15, 2026
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TikTok Influencers Fueling Parallel Trade for Unlicensed Slimming Drug

A shadow market for unlicensed slimming medications is being driven by social media fitness personalities and vendors on communication apps, based on new investigations.

Investigational Drug Acquiring Traction Online

Retatrutide, which remains in clinical trials, is being advertised by social media influencers for its alleged fat-burning effects. Viewers are encouraged to message these accounts directly for supplier links, while also receiving promotional offers.

Thriving Trade on Messaging Platforms

Separately, a robust market exists on messaging services, where communities with numerous of members share “before and after” photos, administration instructions and claims of rapid UK delivery. Sellers promote the drug there before redirecting buyers to other platforms for purchases.

Understanding Retatrutide

This medication is an experimental injectable created by US drugmaker Eli Lilly. The treatment targets three gut hormones – GLP-1, GIP and pancreatic hormone. Preliminary studies indicate it could assist patients reduce up to a quarter of their total weight. Referred to as the “triple G”, the drug is being promoted digitally as the successor to Ozempic.

Healthcare Professionals Voice Concerns

However, doctors and chemists have warned that the sale of what remains an unapproved drug in the United Kingdom is a cause for concern and could lead to users injecting products of uncertain source.

Several professionals stated the demand for retatrutide could be linked to the rising price of licensed slimming products such as Mounjaro.

Regulatory Position and Enforcement

Selling the unapproved drug on TikTok or Telegram is illegal in the UK, as it is an unapproved drug that cannot be promoted or distributed for personal consumption under the British medical regulations.

Several influencers attempt to sidestep the rules by referring 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 violate medicines, marketing, and customer regulations, potentially leading to penalties, legal action or imprisonment.

Service Response and Content Elimination

Based on the social media company, the service has taken down problematic content and prohibited related hashtags and query recommendations. The organization stated it was committed to maintaining the platform safe and allocating resources in enhancing enforcement strategies.

Digital Marketplace Operations

Research also discovered groups with up to nine thousand members marketing the experimental drug using Telegram's built-in discovery tool, which functions like a public directory. Entering “retatrutide” instantly brings up channels with thousands of users, filled with images of weight loss, positive reviews and detailed guides for preparing or administering at home.

After moments of joining one community, a vendor posted WhatsApp details, where the majority of purchases take place. The vendor provided an guidebook and guaranteed shipping within two days. When asked whether the product was authentic, one seller responded: “You can’t be sure.” Another shared a photo of a supposed testing documentation. None inquired about body mass, health issues or past usage.

Item Information and Costs

Inside these groups, posts show black plastic 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, prepared at home with sterile water, or pre-filled injectors typically priced at £160 for 20mg. When questioned how much time a injector should last, sellers give contradictory responses varying between a few weeks to “depends on your body”.

Platform Oversight and Safety Measures

A representative for Telegram said it regularly moderated harmful content on its platform including material that encouraged the “misuse of controlled medications”. The company added that it removed “millions of pieces of harmful content each day”.

Healthcare Professional Cautions

“Individuals are injecting substances they cannot confirm. Although the science behind retatrutide is valid, these online versions may not contain what they advertise,” stated Jason Murphy, the head of pharmacy at Chemist4U.

Dr Crystal Wyllie of an online medical service linked the surge in demand to current price rises for authorized weight-loss drugs such as Mounjaro. “With costs rising, individuals are turning to online platforms. But fake treatments are highly risky. You can’t be certain what’s contained or whether the conditions they were made in was clean,” she said.

Her staff has already seen patients injured by self-injection from unconfirmed suppliers. “We understand the disappointment, but purchasing from Telegram or WhatsApp is gambling with your health,” stated Wyllie. “These substances could be contaminated or improperly measured.”

Producer Position

A spokesperson from Eli Lilly said the substance was in third stage research studies and had not been evaluated or authorized by any regulatory agency globally. “Therefore at this point no one can sell [it] for personal consumption,” they said, noting that any product “misleadingly claiming itself as a company experimental product not yet authorized … may expose users to possibly serious health risks”.

About the author

Jack Knight

A tech journalist and futurist with over a decade of experience covering emerging technologies and their impact on society.

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