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Friday, October 16, 2026
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TikTok Influencers Driving Unofficial Trade for Unlicensed Slimming Drug

An underground market for unapproved weight-loss drugs is propelled by social media fitness personalities and sellers on communication apps, according to recent findings.

Experimental Treatment Gaining Traction Online

The experimental drug, which is still in clinical trials, is being promoted by online personalities for its supposed weight-reducing effects. Viewers are urged to contact these profiles directly for supplier links, while also receiving promotional offers.

Thriving Commerce on Messaging Platforms

Additionally, a flourishing market exists on messaging services, where groups with thousands of participants share “before and after” images, injection guides and assertions of next-day British shipping. Sellers promote the drug there before directing customers to other platforms for transactions.

Learning About Retatrutide

Retatrutide is an experimental injection developed by US drugmaker Eli Lilly. The treatment affects three intestinal hormones – GLP-1, GIP and pancreatic hormone. Preliminary studies indicate it could assist patients lose up to 25% of their total weight. Nicknamed the “triple G”, the substance is being hailed digitally as the successor to Ozempic.

Healthcare Professionals Express Worries

Nevertheless, physicians and chemists have warned that the sale of what remains an unapproved medication in the UK is a cause for concern and could lead to users injecting products of unknown origin.

Some professionals stated the demand for retatrutide could be linked to the increasing cost of licensed weight loss treatments such as Mounjaro.

Regulatory Status and Enforcement

Marketing the unapproved drug on TikTok or Telegram is illegal in the United Kingdom, as it is an unlicensed drug that must not be marketed or supplied for human use under the Human Medicines Regulations 2012.

Several content creators attempt to circumvent the rules by calling to the drug as a “research chemical” or citing it as “not for human consumption”. Retatrutide is not a restricted substance, but advertising and supply can still violate pharmaceutical, marketing, and consumer regulations, potentially leading to penalties, legal action or imprisonment.

Platform Response and Content Removal

Based on TikTok, the platform has removed violative content and prohibited related hashtags and search suggestions. The company said it was dedicated to maintaining the platform safe and allocating resources in enhancing enforcement strategies.

Digital Trading Operations

Research also found communities with up to 9,000 participants selling the experimental drug using the platform's built-in search feature, which functions like a online catalog. Entering “retatrutide” immediately displays channels with thousands of members, populated with images of weight loss, glowing testimonials and step-by-step instructions for preparing or administering at residence.

After moments of entering one group, a seller posted contact information, where the majority of purchases take place. The vendor provided an guidebook and guaranteed shipping within two days. When questioned whether the substance was genuine, one vendor said: “You can’t be sure.” Another provided a image of a supposed laboratory certificate. None asked about body mass, medical conditions or previous experience.

Product Information and Costs

Within these groups, messages show black plastic parcels with Royal Mail labels, stating to include new batches. One communication read: “It took eight of us to load them this morning.”

Customers can choose between powder vials, mixed at home with sterile water, or pre-filled injectors typically sold at 160 pounds for 20 milligrams. When questioned how much time a pen should last, sellers give conflicting responses varying between a few weeks to “depends on your body”.

Service Moderation and Security Actions

A representative for Telegram said it actively moderated harmful material on its platform 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 Warnings

“People are administering materials they cannot confirm. Even if the research behind this drug is valid, these digital versions may not include what they claim,” said Jason Murphy, the director of pharmacy at Chemist4U.

Dr Crystal Wyllie of Asda Online Doctor linked the increase in interest to current cost increases for authorized slimming drugs such as Mounjaro. “With costs rising, patients are turning to online platforms. But counterfeit treatments are highly risky. You can’t be certain what’s contained or whether the environment they were produced in was sterile,” she said.

Her staff has previously encountered individuals harmed by self-injection from unconfirmed sources. “We understand the frustration, but buying from messaging apps or communication platforms is taking chances with your health,” stated Wyllie. “These materials could be contaminated or improperly measured.”

Manufacturer Statement

A representative from the pharmaceutical company said retatrutide was in third stage clinical trials and had not been evaluated or authorized by any government authority globally. “Therefore at this point no one can sell [it] for human use,” they said, noting that any product “misleadingly claiming itself as a Lilly experimental product not yet approved … may expose users to possibly serious medical dangers”.

About the author

Jennifer Graves

A retro gaming enthusiast and tech writer with over a decade of experience in emulation and arcade cabinet builds.

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