PALMITOYL CYSTEINYL SH-OLIGOPEPTIDE-124 LEUCINE SP AMIDE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

PALMITOYL CYSTEINYL SH-OLIGOPEPTIDE-124 LEUCINE SP AMIDE

Safety grade: A

This is a lab-created protein fragment designed to support skin's natural renewal process. It works by signaling skin cells to maintain firmness and elasticity, helping to reduce the appearance of fine lines. It's commonly found in anti-aging creams and serums.

Graded using: COSING.

Last verified: June 9, 2026