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Ammonium Laureth-5 Sulfate

Medically reviewed by Last updated on Jun 1, 2023.

Excipient (pharmacologically inactive substance)

What is it?

Ammonium laureth-5 sulfate (C14H33NO5S), one of several ammonium laureth sulfates. It is an ammonium salt of ethoxylated lauryl sulfate, a surfactant that contains PEG (polyethylene glycol) in its structure. It may be contaminated with potentially toxic manufacturing impurities such as 1,4-dioxane. It functions as a surfactant, cleansing and foaming agent, and is often found in cosmetic products such as shampoos, conditioners, and body washes. Overall hazards with this product are considered low; however contamination concerns do exists, for example, irritation of the skin, eyes, or lungs.

List of medications using Ammonium Laureth-5 Sulfate


  1. ChemSpider. CSID:55774, (accessed 18:53, Jan 12, 2014)
  2. PubChem.
  3. Environmental Working Group. Ammonium Laureth Sulfate. Accessed January 12, 2014.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.