SH-POLYPEPTIDE-41 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

SH-POLYPEPTIDE-41

Safety grade: A

This is a lab-created chain of amino acids (the building blocks of proteins) designed to improve skin texture and hydration. It works by helping skin retain moisture and maintain a smoother, more supple appearance.

This ingredient conditions and hydrates the skin by forming a protective layer that helps lock in moisture and improve the skin's overall softness and smoothness.

Graded using: COSING.

Last verified: May 26, 2026

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