SR-OLIGOPEPTIDE-1 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

SR-OLIGOPEPTIDE-1

Safety grade: A

This ingredient is a small protein fragment that works to help improve skin's appearance by supporting its natural structure and firmness. It's designed to help reduce the look of fine lines and promote a smoother complexion when used in skincare products.

Graded using: COSING.

Last verified: June 9, 2026