PENTAERYTHRITYL TETRA(HYDROXYPROPYL BIS-HYDROXYETHYLAMINE) is graded A (Safe) by Expert·ING, based on COSING regulatory data.

PENTAERYTHRITYL TETRA(HYDROXYPROPYL BIS-HYDROXYETHYLAMINE)

Safety grade: A

This is a lab-created chemical compound that acts like a tiny net or film on your skin. It helps products stick around longer and creates a smooth, protective layer.

This ingredient creates a flexible protective film on the skin's surface while also helping to mix together ingredients that don't normally blend well, improving product texture and wear time.

Graded using: COSING.

Last verified: May 26, 2026