AMINOPROPYL TRIETHOXYSILANE is graded A** (Safe) by Expert·ING, based on COSING regulatory data.

AMINOPROPYL TRIETHOXYSILANE

Safety grade: A**

This is a silicone-based ingredient created in a laboratory that helps ingredients mix together in cosmetic formulas. It acts like a bridge that allows oils and water-based ingredients to work together smoothly in products.

This ingredient helps stabilize cosmetic formulations by improving how different substances blend together and adhere to skin and hair surfaces.

Graded using: COSING.

Last verified: May 26, 2026