PPG-24 DIGLYCERYL ETHER is graded A (Safe) by Expert·ING, based on COSING regulatory data.

PPG-24 DIGLYCERYL ETHER

Safety grade: A

This is a lightweight conditioning agent made from propylene glycol and glycerin that helps soften and smooth hair while also helping products mix together properly. It's a humectant that attracts moisture to hair strands.

This ingredient conditions hair to make it softer and more manageable, while also acting as a surfactant to help blend oil and water-based ingredients together in the formula.

Graded using: COSING.

Last verified: May 26, 2026