SH-POLYPEPTIDE-3 is graded A (Safe) by Expert·ING, based on COSING, FDA regulatory data.

SH-POLYPEPTIDE-3

Safety grade: A

This is a protein-like ingredient made from amino acids (the building blocks of proteins) that is designed to help improve skin texture and appearance. It works by forming a protective layer on the skin's surface.

This ingredient conditions and softens the skin by helping to retain moisture and creating a smooth, supple feel on the skin's surface.

Graded using: COSING, FDA.

Last verified: May 26, 2026

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