HEXAPEPTIDE-3 is graded A (Safe) by Expert·ING, based on COSING, FDA regulatory data.

HEXAPEPTIDE-3

Safety grade: A

Hexapeptide-3 is a short chain of amino acids (the building blocks of proteins) created in a laboratory. It's designed to help improve skin texture and firmness by supporting the skin's natural structure.

This ingredient is used in skincare products to condition and improve skin quality by promoting a smoother, more refined appearance and supporting skin elasticity.

Graded using: COSING, FDA.

Last verified: May 26, 2026