PEI-1750 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

PEI-1750

Safety grade: A

PEI-1750 is a synthetic polymer made in a laboratory that helps control how thick or thin a product feels. It's used to give cosmetics the right consistency so they're easy to apply and spread smoothly on skin.

This ingredient thickens or thins cosmetic formulations to achieve the desired texture and consistency, making products easier to apply and improving their overall performance.

Graded using: COSING.

Last verified: May 26, 2026