SH-POLYPEPTIDE-113 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

SH-POLYPEPTIDE-113

Safety grade: A

This plant-derived protein helps strengthen and smooth your skin by supporting its natural barrier function. It works to improve skin firmness and elasticity while providing hydration. You'll find it in serums, moisturizers, and anti-aging products where it helps skin look more youthful and resilient.

Graded using: COSING.

Last verified: June 9, 2026