POLYGLYCERIN-20 is graded A (Safe) by Expert·ING, based on COSING regulatory data.

POLYGLYCERIN-20

Safety grade: A

Polyglycerin-20 is a humectant made from glycerin, a natural moisturizing compound, that has been chemically modified to hold onto water. It helps keep skin hydrated and can also help prevent bacterial growth in cosmetic formulations.

This ingredient works by drawing moisture into the skin to keep it hydrated and helps preserve products by preventing the growth of bacteria and microorganisms.

Graded using: COSING.

Last verified: May 26, 2026