OLETH-23 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

OLETH-23

Safety grade: A

Oleth-23 is a gentle cleaning ingredient made by chemically processing oleic acid, a natural oil found in plants. It helps remove dirt, oil, and makeup from skin while being mild enough for everyday use.

This ingredient works as a cleanser and surfactant to lift away impurities and oils from the skin's surface, helping products rinse away effectively without leaving residue.

Graded using: COSING.

Last verified: May 26, 2026