OLETH-11 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

OLETH-11

Safety grade: A

Oleth-11 is a cleansing agent made from oleyl alcohol, a substance derived from oils. It helps blend together ingredients that normally don't mix well, like oil and water, and works to remove dirt and impurities from the skin.

This ingredient helps emulsify and blend different ingredients together in cosmetic formulations while also providing gentle cleansing action to remove oils and impurities from the skin.

Graded using: COSING.

Last verified: May 26, 2026