OLETH-16 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

OLETH-16

Safety grade: A

Oleth-16 is a gentle cleaning agent made from oleic acid (a fatty acid found in oils) combined with other ingredients. It helps mix oil and water together in beauty products.

This ingredient acts as an emulsifier and surfactant to blend oils and water in formulations, allowing products to have a smooth, uniform texture while also helping to cleanse the skin.

Graded using: COSING.

Last verified: May 26, 2026