OLIGOPEPTIDE-53 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

OLIGOPEPTIDE-53

Safety grade: A

This is a short 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 maintain their structure and elasticity.

This ingredient conditions and firms the skin by promoting natural protein production and helping to maintain skin's structural integrity and youthful appearance.

Graded using: COSING.

Last verified: May 26, 2026