POLYGLYCERYL-4 PENTAOLEATE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POLYGLYCERYL-4 PENTAOLEATE

Safety grade: A

This is a synthetic ingredient made by combining glycerin (a natural moisturizer) with oleic acid (from oils). It's designed to soften skin and help keep water and oil mixed together in cosmetic formulas.

This ingredient softens and hydrates the skin while helping blend water and oil-based ingredients together in products so they stay mixed and effective.

Graded using: COSING.

Last verified: May 26, 2026