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Supplements Defacto CRO · Conversion Optimization

How L Cell made its product quality visible - and lifted conversion 10%.

L Cell had genuinely high-quality products. Defacto put the lab proof at the buy-box - so shoppers could see the real story behind the product in the data.

Vladas Latvėnas
Vladas Latvėnas
Co-founder & CEO, L Cell
L Cell Products
L Cell
+10%Product-page CVR
Brand
L Cell
Industry
Supplements
Market
EU + UK
Defacto product
Defacto CRO
Case ID
DFA·CASE·001
The challenge

Where L Cell started.

The problem

L Cell's products are genuinely high quality - but on the page they looked like every other supplement.

What they wanted

Make the real quality visible where shoppers decide, and turn it into conversion.

The story

Why L Cell verifies with Defacto.

L Cell makes genuinely high-quality products - and, unusually, runs its own accredited lab. But on the product page, that quality looked the same as everyone else's. Shoppers had no way to tell a genuinely better formula from a marketing-led one. The brand's biggest strength was invisible exactly where buying decisions get made.

1
Put lab-verified quality next to every claim

The quality was real but invisible on the page - shoppers had no way to see it.

+10% Product-page conversion rate
2
Made the proof easy to check

One tap to the full report turned a claim into something a shopper could trust.

36/36 SKUs verified & live
3
Set accurate expectations before checkout

People knew exactly what they were buying - fewer disappointed buyers and fewer returns.

−12% Returns in 90 days
Vladas Latvėnas

Our products were always high quality - that's our edge. Defacto finally put the proof on the product page, where customers decide. Conversion moved before our ad spend did.

Vladas Latvėnas
Co-founder & CEO, L Cell
Why this works · Conversion

Why visible quality turns browsers into buyers.

A genuinely better product is wasted if shoppers can't tell. L Cell's quality was real, but invisible at the buy-box - so it looked the same as everything else. Surfacing independent lab results exactly where people decide removes the last moment of doubt and lets the quality speak for itself.

  • Lab-verified quality shown at the buy-box
  • Independent proof - not a self-made claim
  • The product's real story, in the data
Unverified page
2.9%
conversion
Defacto verified
3.8%
conversion · +10%
The outcome

The difference it made for L Cell.

+10%

Higher conversion on PDPs with the Defacto widget

−12% Drop in returns within the first 90 days
36/36 SKUs verified and live with inline lab data
−28% Support queries about products - people knew the answers before asking
100% Of product claims now backed by lab data on the page

Make your proof the loudest thing on the page.

Turn your lab results into a verified badge customers - and algorithms - can actually read.

Founder call

Have a chat with the founders.

Jonas Karosas Jonas KarosasFounder & CEO
Deivydas Daugela Deivydas DaugelaFounding COO

You made it this far. That probably means you care about trust as much as we do. Book a founder call and let's see whether Defacto is the right fit for your product.

  • A look at how verification works for your catalog
  • Real examples from brands like yours
  • A clear, honest answer on cost and timing

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