HEXAPEPTIDE-21 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

HEXAPEPTIDE-21

Safety grade: A

This is a small chain of amino acids (the building blocks of proteins) created in a laboratory. It works to condition and soften the skin while helping products spread smoothly.

Hexapeptide-21 conditions the skin to improve softness and texture while also helping cosmetic formulas mix and spread evenly on the skin.

Graded using: COSING.

Last verified: May 26, 2026