SH-POLYPEPTIDE-15 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

SH-POLYPEPTIDE-15

Safety grade: A

This is a short chain of amino acids (the building blocks of proteins) that is designed to penetrate and condition the skin. It helps improve the skin's texture and appearance by delivering moisturizing and nourishing benefits.

This ingredient works as a skin conditioner to improve skin hydration, softness, and overall texture by helping to maintain moisture and support the skin's natural barrier.

Graded using: COSING.

Last verified: May 26, 2026