SR-(TURTLE POLYPEPTIDE-1 HEXAPEPTIDE-40) is graded A (Safe) by Expert·ING, based on COSING regulatory data.

SR-(TURTLE POLYPEPTIDE-1 HEXAPEPTIDE-40)

Safety grade: A

This ingredient is a peptide blend derived from turtle proteins that works to help firm and support skin's structure. It's designed to improve skin elasticity and reduce the appearance of fine lines by strengthening the skin's natural support system.

Graded using: COSING.

Last verified: June 9, 2026