UK clinics lose skincare retail revenue when the brands they recommend are also sold on open marketplaces, usually discounted. The consultation happens in the clinic. The repurchase happens online, somewhere else. The only structural fix is a professional-only brand, sold exclusively through verified clinics, so the client who trusts your recommendation buys it from you.
Key takeaways
- The "channel leak" is clinic-funded expertise converting into someone else's sale.
- It is accelerating as more professional-grade products appear on open marketplaces.
- Brand ownership and distribution model decide whether the leak is even possible.
- Professional-only distribution, plus a clinic-branded online store, keeps the repurchase with you.
Your clinic does the hard work. The consultation, the skin analysis, the recommendation your client actually trusts. Then they go home, search the product you just recommended, and buy it somewhere else for less.
This is the channel leak. It is not rare, and it is getting worse. Online channels now account for a significant and growing share of the professional skincare market globally, driven by convenience, discounting, and the ease of finding clinic-recommended products listed on general retail platforms. The consultation stays with you. The margin does not.
This article is not about blaming clients for shopping around. It is about understanding why the leak exists, what it costs your business, and how the professional-only distribution model is the only structural fix.
How the leak happens
The pattern is straightforward. A client comes in for a treatment or consultation. You recommend a product. They go home, search the brand name, and find it listed on a third-party platform, often at a meaningful discount, sometimes from an international seller, occasionally on subscription. The product arrives in three to five days and the brand's repurchase cycle happens entirely outside your clinic.
You funded the recommendation. Someone else captured the revenue.
The issue is not the client's behaviour. Comparison shopping is rational, and no amount of brand loyalty overcomes a visible price gap. The issue is structural: if the brand you are recommending is available outside the professional channel, the leak is baked in. The only question is how much revenue drains each month.
Why it is getting harder to ignore
This was always a slow bleed. What has changed recently is the pace. E-commerce growth in the professional skincare category has accelerated, and the availability of "professional-grade" products on open marketplaces is no longer an edge case. Some of the most recognised professional skincare names now sit alongside department-store alternatives on the same search results page.
There is a second development worth noting. On 9 June 2025, L'Oréal announced it had agreed to acquire a majority stake in Medik8, one of the UK's best-known professional skincare brands. L'Oréal did not disclose the price; the Financial Times reported a value of around €1 billion (roughly $1.1bn). The private equity firm Inflexion remains a minority shareholder, and L'Oréal has emphasised continuity, keeping the founder on the board and the management team in place. Medik8 joins a group whose dermatological beauty brands include SkinCeuticals, La Roche-Posay, CeraVe and Vichy.
That is not a criticism of Medik8's formulations, which are strong. It is an observation about structural incentives. L'Oréal is a publicly traded company with shareholders and growth targets, and its dermatological beauty brands sell across retail pharmacies, department stores and direct-to-consumer channels. The brands that have passed through that portfolio have generally followed the distribution logic of the parent, not the other way around. Clinic partners who built their retail offer around Medik8 are entitled to ask what their shelf looks like in three years.
The answer depends entirely on the ownership structure and the commercial model of the brand you are backing.
What the channel leak actually costs
Run the number for your clinic. Take your average retail consultation, the time spent recommending the product, the relationship capital built. Now consider what percentage of those clients repurchase through you versus finding the product elsewhere. For most clinics, even a modest leak adds up to a significant revenue gap over twelve months.
There is also a secondary cost: the client's confidence in your expertise. If the product they trust is available everywhere at a lower price, the professional positioning of your clinic begins to blur. Why come to a clinic for a product they can subscribe to online?
The retail shelf in your treatment room is not a convenience. It is a clinical extension of your recommendation and a protected revenue source. It should be treated as one.
The professional-only model as a structural fix
The only defence against the channel leak is a brand that does not create it. Professional-only distribution means exactly what it says: the product is not in department stores, it is not on general retail platforms, and it is not available to purchase without going through a verified professional partner.
This is not a marketing position. It is a business model. When the brand's commercial interest is aligned with yours, the repurchase happens through your clinic, not around it. Your client knows that the recommendation and the product come from the same place.
That alignment also extends to how the online channel is structured. A brand that offers clinic partners a managed online store, with the transaction occurring under the clinic's branding and the margin staying with the clinic, is a different proposition from a brand that builds its own direct channel and calls it "clinic-supported." These are not the same thing, and the distinction matters more now than it did five years ago.
Glo and the professional-only commitment
Glo Skin Beauty has operated as a professional-only brand for over 25 years. It is not in department stores. It is not in general retail. It is not available directly to consumers. That is not an accident or an oversight. It is the structure of the business.
For clinic partners across the UK and Ireland, this means a few things in practice. The products you recommend are not competing against themselves on a third-party platform. The client who trusts your recommendation comes back to you for the repurchase. And the Glo Managed Store, available to Glo Pro partners, allows clinics to sell online under their own branded digital presence, with the transaction staying in the clinic's commercial relationship.
The consultation your clinic runs should build your business. The retail sale it generates should stay with you.
If you are currently losing retail revenue to the open market and want to understand how the professional-only model works in practice, the next step is a conversation.
FAQs
What is the skincare "channel leak"?
The channel leak is when a clinic delivers the consultation and product recommendation, but the client then buys that product elsewhere, usually online and often discounted. The clinic funds the expertise and the relationship, while the repurchase revenue goes to a third party. It happens whenever a recommended brand is also sold outside the professional channel.
Does professional-only distribution actually stop online discounting?
It removes the conditions that create it. If a brand is sold only through verified professional partners, and not on department-store sites or open marketplaces, there is no cheaper third-party listing for clients to find. The repurchase returns to the clinic that made the recommendation, by design rather than by loyalty alone.
What is the Glo Managed Store?
The Glo Managed Store lets a Glo Pro clinic sell online under its own branding, with the transaction and margin staying in the clinic's commercial relationship. It differs from a brand running its own direct channel, because the online sale still belongs to the clinic rather than competing with it.
Partner with Glo at shop.gloskin.beauty