Ingredient
Tetraacetylphytosphingosine
TAPS
Phytosphingosine tetraacetate
4-Acetylphytosphingosine derivative
What it is
A synthetic derivative of phytosphingosine, a skin-identical sphingolipid that supports the skin's natural ceramide network.
How it works
It integrates into the lipid matrix between skin cells and is thought to help regulate skin cell turnover and reinforce barrier lipid organization, improving moisture retention.
What it does
Emollient
Skin conditioning
Concerns to know
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Barrier & hydration support
A well-studied humectant or emollient that helps hydrate the skin and support its moisture barrier.