ALUMINUM PCA is graded A (Safe) by Expert·ING, based on COSING regulatory data.
ALUMINUM PCA
Safety grade: A
Aluminum PCA is a mineral-based compound that combines aluminum with pyroglutamic acid, a naturally occurring amino acid derivative. It helps tighten and firm the skin while keeping it hydrated and comfortable.
This ingredient works as an astringent to temporarily tighten pores and reduce the appearance of excess oil, while also conditioning the skin to maintain its moisture balance and smoothness.
Graded using: COSING.
Last verified: May 26, 2026
Other Astringent ingredients
- ALCOHOL — Grade A**
- ALUMINUM CHLOROHYDRATE — Grade C
- CAMELLIA SINENSIS LEAF EXTRACT — Grade A
- CALCIUM CHLORIDE — Grade A**
- ZINC SULFATE — Grade C
- ALUMINUM SESQUICHLOROHYDRATE — Grade A
- MENTHA VIRIDIS LEAF OIL — Grade C
- POTASSIUM ALUM — Grade A