RH-POLYPEPTIDE-22 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

RH-POLYPEPTIDE-22

Safety grade: A

This plant-derived protein works to strengthen and support your skin's natural barrier. It helps improve skin texture and firmness by nourishing the outer layers, making your complexion look smoother and more resilient. You'll find it in serums and moisturizers designed to enhance skin elasticity and overall appearance.

Graded using: COSING.

Last verified: June 9, 2026