Humectant

Propylene Glycol (Penetration Enhancer

Propylene Glycol (Penetration Enhancer is used as a solvent in cosmetic formulations, helping to dissolve other ingredients and create a uniform texture.
Generally Safe
This ingredient has a good safety profile based on available data.
Purpose

Function

Diol humectant, solvent, and penetration enhancer. Attracts water from dermis and environment into epidermis. Also functions as preservative booster and freeze-point depressant.
Profile

Properties

Silicone
Silicone free
Malassezia
Safe
Fungal Acne
Safe
Details

Description

Propylene Glycol (Penetration Enhancer is used as a solvent in cosmetic formulations, helping to dissolve other ingredients and create a uniform texture.

Reference

Identifiers

Category
Humectant
Updated
Apr 2, 2026

No registry identifiers available for this ingredient.