SH-OLIGOPEPTIDE-5 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

SH-OLIGOPEPTIDE-5

Safety grade: A

This is a small chain of amino acids (the building blocks of proteins) that is designed to help improve skin texture and firmness. It works by signaling skin cells to produce more collagen, which is the protein that keeps skin looking youthful and smooth.

This ingredient conditions and improves the appearance of skin by promoting collagen production and enhancing skin elasticity and firmness.

Graded using: COSING.

Last verified: May 26, 2026