OLEANOYL TETRAPEPTIDE-37 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

OLEANOYL TETRAPEPTIDE-37

Safety grade: A

This plant-derived peptide works to help strengthen and firm the skin by supporting its natural structure. It's designed to reduce the appearance of fine lines and improve skin elasticity, making it a common choice in anti-aging skincare products.

Graded using: COSING.

Last verified: June 9, 2026