Phenoxyethanol is a colorless liquid with a pleasant odor. It is a glycol ether used as a perfume fixative, insect repellent, antiseptic, solvent, preservative, and also as an anesthetic in fish aquaculture. Phenoxyethanol is an ether alcohol with aromatic properties. It is both naturally found and manufactured synthetically. Demonstrating antimicrobial ability, phenoxyethanol acts as an effective preservative in pharmaceuticals, cosmetics and lubricants. Phenoxyethanol (EU), or PE, is the most commonly used globally-approved preservative in personal care formulations. It is very easy to use in various types of formulations and is chemically stable. Phenoxyethanol is a colorless, clear, oily liquid with a faint aromatic odor at room temperature and a low water solubility and evaporation rate. It is produced by reacting phenol (EU) and ethylene oxide (EU) at a high temperature and pressure. This substance occurs naturally in green tea (EU). According to the European Union Cosmetics Regulation (EC) n.1223/2009, phenoxyethanol is authorized as a preservative in cosmetic formulations at a maximum concentration of 1.0%. Phenoxyethanol has been classified as an antimicrobial and preservative by Health Canada. It has also been used in vaccines and shown to inactivate bacteria, and several types of yeast.