SH-OLIGOPEPTIDE-19 SP is graded A (Safe) by Expert·ING, based on COSING regulatory data.

SH-OLIGOPEPTIDE-19 SP

Safety grade: A

This lab-created protein fragment works to strengthen and support your skin's natural structure. It helps improve skin firmness and elasticity by promoting the production of collagen, the protein responsible for keeping skin looking plump and youthful.

Graded using: COSING.

Last verified: June 9, 2026