Pentylene Glycol ●
TL;DR. This ingredient primarily acts as a humectant, solvent, and preservative booster in skin care, hair care, and cleansing formulas. It helps improve water binding, ingredient solubility, and antimicrobial system performance.
What does Pentylene Glycol do in a cosmetic formula?
This ingredient primarily acts as a humectant, solvent, and preservative booster in skin care, hair care, and cleansing formulas. It helps improve water binding, ingredient solubility, and antimicrobial system performance.
Is Pentylene Glycol clean?
This ingredient is widely accepted in clean-beauty standards as a low-odor hydration and formulation-support ingredient with generally low sensitization potential. Irritation is uncommon at normal cosmetic levels, though higher levels can sting compromised skin or the eye area.
Is Pentylene Glycol sustainable?
This material can be made from petroleum or renewable feedstocks such as sugarcane or corn, so sourcing determines its sustainability profile. It is generally readily biodegradable and is not associated with bioaccumulation concerns.
Is Pentylene Glycol COSMOS-approved?
It can be permitted under COSMOS-natural and COSMOS-organic when the grade is made from approved natural-origin feedstocks using allowed processes, while petrochemical grades are not aligned. From a Green Chemistry view, the strongest fit is a bio-based, readily biodegradable grade made with efficient processing and controlled residues.
How does Pentylene Glycol work chemically?
The molecule is a small five-carbon diol, giving it water affinity plus enough oil compatibility to improve the feel and solubility of many formulas. Typical use is about 1 to 5%, and it is stable across common cosmetic pH ranges while often improving preservative efficacy in water-containing products.
Last updated 2026-05-13