SH-POLYPEPTIDE-101 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

SH-POLYPEPTIDE-101

Safety grade: A

This protein-derived ingredient works to strengthen and condition hair and skin by helping to repair damage and improve texture. It forms a protective layer that locks in moisture and enhances smoothness, making it commonly used in shampoos, conditioners, and skincare products for a more polished appearance.

Graded using: COSING.

Last verified: June 9, 2026