OLIGOPEPTIDE-211 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

OLIGOPEPTIDE-211

Safety grade: A

This is a small chain of amino acids (protein building blocks) designed to help improve skin texture and firmness. It works by supporting your skin's natural structure, making it useful in anti-aging and skin-conditioning products. It's typically created through biotechnology rather than sourced from nature.

Graded using: COSING.

Last verified: June 9, 2026