CosmeticsSodium Lauryl Ether Sulfate (SLES): Properties, Applications, and Benefits

May 24, 2023by alpha0


Sodium Lauryl Ether Sulfate (SLES) is a commonly used surfactant and detergent in personal care and cleaning products. It is a clear or slightly yellowish liquid derived from ethoxylated lauryl alcohol and sulfuric acid. SLES is known for its effective cleansing and foaming properties, making it a key ingredient in shampoos, body washes, and household cleaning solutions. It efficiently removes dirt, oil, and impurities, creating a rich lather for a thorough cleaning experience. Compared to Sodium Lauryl Sulfate (SLS), SLES is considered milder, making it suitable for individuals with sensitive skin. While SLES is generally safe for use in regulated concentrations, it is always advisable to perform a patch test before full use.

Sodium Lauryl Ether Sulfate Properties:

Sodium Lauryl Ether Sulfate, commonly known as SLES, is an anionic surfactant. It is a clear or slightly yellowish liquid or viscous paste, soluble in water. SLES is derived from ethoxylated lauryl alcohol and is known for its excellent foaming and cleaning properties. It is mild on the skin and has good compatibility with other ingredients.


  • Personal Care Products: SLES is extensively used in personal care products, including shampoos, body washes, facial cleansers, and hand soaps. It serves as a primary surfactant, creating a rich lather and effectively removing dirt, oil, and impurities from the skin and hair. SLES provides a pleasant cleansing experience and leaves the skin feeling fresh.
  • Cleaning and Detergent Formulations: SLES is a key ingredient in household cleaning products, dishwashing liquids, and laundry detergents. It acts as a surfactant and emulsifier, allowing effective removal of grease, stains, and grime. SLES provides excellent cleaning power and helps maintain the overall cleanliness of surfaces and fabrics.
  • Industrial Applications: SLES finds applications in various industrial processes, such as textile and leather processing, as well as in the formulation of industrial cleaning agents. It aids in the removal of dirt, oils, and stains from textiles and helps enhance the overall cleaning efficiency in industrial settings.


  • Effective Cleaning Power: SLES exhibits excellent foaming and cleaning properties, making it highly effective in removing dirt, oils, and impurities from surfaces and fabrics. It helps to achieve a thorough and satisfying cleaning experience.
  • Mild on the Skin: Despite its strong cleaning capabilities, SLES is gentle on the skin. It does not excessively strip the skin of its natural oils, making it suitable for personal care products. SLES leaves the skin feeling clean, refreshed, and moisturized.
  • Versatility: SLES is versatile and compatible with a wide range of ingredients. It blends well with other surfactants, emulsifiers, and active ingredients, allowing for the formulation of various personal care and cleaning products with desired characteristics and performance.
  • Stable Formulation: SLES provides stability to formulations, preventing phase separation or degradation. It helps maintain the integrity and quality of personal care and cleaning products over time.


Sodium Lauryl Ether Sulfate (SLES) is a versatile and widely used compound in personal care, cleaning, and industrial applications. Its effective cleaning power, mildness on the skin, versatility, and formulation stability make it a valuable ingredient. Alpha Chemical Corp is committed to providing high-quality SLES to meet the specific needs of customers in different industries. Stay tuned for more informative blogs on chemicals as we continue to serve the industry with our expertise.


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