PEG-180 is graded A (Safe) by Expert·ING, based on COSING, FDA regulatory data.

PEG-180

Safety grade: A

PEG-180 is a thick, syrupy liquid derived from petroleum that acts like a humectant, drawing moisture into your skin and hair. It also helps dissolve and mix different ingredients together in cosmetic formulas.

This ingredient hydrates the skin by attracting and retaining moisture while also serving as a solvent that helps blend and stabilize other components in the product.

Graded using: COSING, FDA.

Last verified: May 26, 2026