CHITOSAN PCA is graded A (Safe) by Expert·ING, based on COSING regulatory data.

CHITOSAN PCA

Safety grade: A

Chitosan PCA is a natural polymer derived from shellfish shells combined with a skin-conditioning compound. It forms a lightweight protective layer on the skin while helping it retain moisture.

This ingredient creates a breathable film on the skin's surface to lock in hydration, conditions the skin, and helps products maintain their texture and stability.

Graded using: COSING.

Last verified: May 26, 2026

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