If your skin has been feeling rough, congested or dull no matter what you use, urea may be the ingredient that changes everything. Here’s what it is, how it works, and why concentration is everything.
What is Urea?
Urea is not a foreign chemical. It is a molecule your skin already produces as part of its natural moisturising factor, the system your skin uses to stay hydrated, smooth and protected. When skin is dry, stressed or damaged, urea levels drop. The skin becomes rough, tight and dull. Topical urea replenishes what’s been lost.
How does it work on rough skin?
Urea has a dual action that makes it genuinely unusual in skincare. At concentrations of 10% and below it functions as a humectant, drawing moisture deep into the skin and helping it stay there. But it also has a mild keratolytic effect, meaning it gently breaks down the bonds that hold dead skin cells together, allowing them to shed naturally.
This is why rough, congested, bumpy skin responds so well to urea. It’s not stripping the skin. It’s clearing the buildup that was blocking the skin’s own ability to function.
Why 10% specifically?
Research on topical urea shows that below 2% it functions mainly as a basic humectant. At 5–10% the keratolytic and barrier-supporting effects become meaningful. At 10% it sits at the threshold where both hydration and gentle exfoliation are happening simultaneously, without the irritation risk that comes with higher concentrations used for medical conditions.
The CLUUF Skin Step 3 RESET Serum contains Urea at 10%, the therapeutic sweet spot for skin dealing with texture, dullness and barrier compromise, formulated to be tolerable even for sensitive skin when introduced gradually.
Who is this for?
If your skin has rough bumps, visible congestion, a dull grey appearance, or feels tight and uncomfortable after washing — urea at 10% is relevant to you. It is also highly effective for skin dealing with post-acne texture and the kind of uneven surface that makes foundation sit unevenly.
How to introduce it
Start with once daily application in the evening. After 1-2 weeks, increase to morning and evening if your skin is tolerating it well. Always follow with a moisturiser. Always use SPF in the morning.
Step 3 RESET is available to Shop here.