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

SERRALYSIN

Safety grade: A

Serralysin is a protein-derived ingredient obtained from the serratiopeptidase enzyme found in certain bacteria. It's used in skincare products to help soften and condition the skin.

This ingredient works as an emollient and skin conditioner to help smooth the skin's surface, improve texture, and maintain moisture for a softer, more comfortable feel.

Graded using: COSING.

Last verified: May 26, 2026