OLIGOPEPTIDE-142 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

OLIGOPEPTIDE-142

Safety grade: A

This is a small chain of amino acids (the building blocks of proteins) created in the lab that works to help skin feel firmer and more hydrated. It's designed to support your skin's natural structure and may help reduce the appearance of fine lines when used regularly in skincare products.

Graded using: COSING.

Last verified: June 9, 2026