OLIGOPEPTIDE-115 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

OLIGOPEPTIDE-115

Safety grade: A

This is a tiny chain of amino acids (the building blocks of proteins) that is designed to fight bacteria and reduce excess oil on the skin. It works as a gentle cleanser that helps keep skin clear and balanced.

This ingredient helps control acne-causing bacteria, reduces oily skin, and cleanses the skin while being mild enough for regular use in skincare products.

Graded using: COSING.

Last verified: May 26, 2026