Ammonium Laureth Sulfate
SLESAmmonium Lauryl SulfateAmmonium Laureth Sulfate (ALS)
Surfactant
Ammonium laureth sulfate is a type of soap that helps create a rich lather in personal care products like shampoo and body wash. It's also used to help other ingredients mix with water.
Moderate Concern
Source: EWG Skin Deep
Some studies suggest that ammonium laureth sulfate may cause skin irritation or allergic reactions in some people, but it's generally considered safe for most users.
What Is Ammonium Lauryl Sulfate (ALS)? - Beauty Essentials Guide
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Last updated: May 16, 2026