TRIDECETH-4 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

TRIDECETH-4

Safety grade: A

This is a gentle cleaning agent made by combining a natural plant-based oil with synthetic chemistry. It helps mix oil and water together in cosmetic products so they blend smoothly instead of separating.

It acts as an emulsifier and surfactant to blend incompatible ingredients together and help cleanse the skin by allowing oil-based and water-based substances to mix.

Graded using: COSING.

Last verified: May 26, 2026