PALMITOYL OCTAPEPTIDE-24 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

PALMITOYL OCTAPEPTIDE-24

Safety grade: A

This ingredient is a synthetic peptide designed to help firm and smooth the skin by supporting its natural structure. It works by signaling skin cells to maintain elasticity and reduce the appearance of fine lines, making it a common addition to anti-aging creams and serums.

Graded using: COSING.

Last verified: June 9, 2026