NONAPEPTIDE-22 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

NONAPEPTIDE-22

Safety grade: A

This is a short chain of amino acids (the building blocks of proteins) created in a laboratory. It works to help improve skin texture and firmness by supporting the skin's natural structure.

Nonapeptide-22 is used in skincare products to condition and improve the appearance of skin by promoting firmness and supporting the skin's natural moisture barrier.

Graded using: COSING.

Last verified: May 26, 2026

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