PEG-3 DIROSINATE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

PEG-3 DIROSINATE

Safety grade: A

This is a modified plant-based ingredient derived from rosin (a sticky substance from pine trees) that has been chemically processed to make it work better in skincare products. It helps products feel smoother and stay at the right thickness.

This ingredient softens and conditions the skin while also thickening the product to give it the right consistency and texture.

Graded using: COSING.

Last verified: May 26, 2026