Ceramide AP
An α-hydroxy ceramide critical to barrier hydration in mature skin, where its native levels decline most steeply.
Forms hydrogen-bonded lamellar structures with cholesterol and free fatty acids, restoring the mortar between corneocytes.
- Reinforces barrier
- Plumps mature skin
- Reduces sensitivity
What the evidence supports.
- Mature
- Dry
- Sensitive
No notable contraindications reported.
Later treatment or moisturiser step.
Concentration range in well-formulated products: 0.1%–1%
Year-round.
Same as Ceramide NP.
- Mature-skin TEWL
Often blended with NP and EOP for full-spectrum barrier repair.
The research behind Ceramide AP.
Every claim on this page traces to published research. Findings below are drawn from randomized trials and systematic reviews, each links to the study on PubMed.
Journal of Advanced Research, 2015
No flagged conflicts. Still, patch-test new actives.
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