R-(SH-POLYPEPTIDE-102 SH-POLYPEPTIDE-103) is graded A (Safe) by Expert·ING, based on COSING regulatory data.

R-(SH-POLYPEPTIDE-102 SH-POLYPEPTIDE-103)

Safety grade: A

This ingredient is a blend of plant-derived proteins that work together to strengthen and protect your skin's outer layer. It helps improve skin firmness and supports the skin barrier, making it a common choice in anti-aging and hydrating skincare products.

Graded using: COSING.

Last verified: June 9, 2026