TRIDECETH-5 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

TRIDECETH-5

Safety grade: A

Trideceth-5 is a gentle, soap-like cleaning agent made by combining a natural plant-derived oil with water-soluble compounds. It helps mix oil and water together in products while cleansing the skin.

This ingredient works as an emulsifier and surfactant to help blend oil and water-based ingredients together and gently remove oils and dirt from the skin.

Graded using: COSING.

Last verified: May 26, 2026