TRIPEPTIDE-83 PROPYL ESTER is graded A (Safe) by Expert·ING, based on COSING regulatory data.

TRIPEPTIDE-83 PROPYL ESTER

Safety grade: A

A lab-created peptide that helps strengthen and support your skin's natural structure. It works by promoting firmness and elasticity, making skin look smoother and more youthful. This ingredient is commonly used in anti-aging serums and moisturizers to improve skin texture over time.

Graded using: COSING.

Last verified: June 9, 2026