Phenoxyethanol: Phenoxyethanol Is Often Used as a Preservative to Inhibit the Growth of Microorganisms and Extend the Shelf Life of Products

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Product Description
Phenoxyethanol is a synthetic organic compound widely used as a preservative, disinfectant, and solvent in cosmetics, pharmaceuticals, and personal care products. It is chemically classified as a phenol ether derivative.
Attributes
| English Name | Phenoxyethanol | Density | 1.102 g/mL at 25 °C (lit.) |
| CAS NO | 122-99-6 | Index of Refraction | n20/D 1.539 |
| Molecular Formula | C8H10O2 | Storage Condition | 2-8°C |
| Mol.wt. | 138.16 | Solubility | soluble, clear, colorless to very faintly yellow |
| EINECS No. | 204-589-7 | Form | Liquid |
| MDL No. | MFCD00046644 | Colour | Colorless |
| Melting Points | 11-13 °C (lit.) | PH Value | 7 (10g/l, H2O, 23℃) |
interfering with respiratory enzymes
Phenoxyethanol primarily inhibits the growth of bacteria (especially Gram-negative bacteria like E. coli) by disrupting their cell membranes and interfering with respiratory enzymes.
combined with other preservatives
It is less effective against fungi compared to bacteria, so it is often combined with other preservatives (e.g., ethylhexylglycerin, parabens) for broad-spectrum antimicrobial activity.
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Cosmetics and Personal Care
Common Uses:
Common Uses:
• Preservative in creams, lotions, serums, shampoos, conditioners, mascaras, and liquid foundations.
• Solvent for essential oils and active ingredients (e.g., vitamins, plant extracts).
• Fragrance fixative to enhance scent longevity.
Advantages:
• Low Irritation: Mild compared to formaldehyde-releasing preservatives, making it suitable for sensitive skin products.
• Wide Compatibility: Stable in most formulations (pH 3–8) and compatible with oils, emulsifiers, and humectants.
• Efficacy in Water-Based Systems: Effective in aqueous solutions, which are prone to microbial contamination.
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Pharmaceuticals
• Used as a preservative in injectable medications, eye drops, and topical ointments to prevent bacterial contamination.
• Also functions as a local anesthetic in some formulations to reduce injection pain.
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Other Fields
• Industrial disinfectant and solvent in paints, inks, and plastics.
• Fragrance ingredient in perfumes and household cleaners.
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Shaanxi Bieyouth Biotech Co., Ltd. is proud to offer Phenoxyethanol, a cutting-edge supplement for those seeking to enhance their cellular health and protect against the ravages of time. By incorporating our Phenoxyethanol into your health regimen, you are taking a proactive step towards safeguarding your body's cells and promoting a longer, healthier life. Experience the power of this elite antioxidant and embrace the benefits of Phenoxyethanol for your well-being.






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