Moderate Cosmetic Ingredient

DEA‑Laureth Sulfate

INCI: DEA-LAURETH SULFATE

CAS Number
Often grouped under generic “Diethanolamine lauryl sulfate / laureth sulfate” entries; PubChem lists diethanolamine lauryl sulfate (C16H37NO6S) with CID 8910; specific CAS assignments can vary by ethoxylation level and are not harmonized in public cosmetic inventories.
Function
Anionic surfactant, primary/secondary cleanser, foam booster in shampoos, body washes, and similar rinse-off systems
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status prohibited
🇺🇸 US Status permitted
US Notes CIR concluded that DEA and 16 related salts (including diethanolamine lauryl/laureth sulfate) are safe in present practices of use and concentration when formulated to be non-irritating and when nitrosamine formation is prevented; FDA has no specific cosmetic limit but recognizes nitrosamine concerns

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Skin and eye irritation at higher concentrations, nitrosamine formation risk, regulatory pressure against DEA-surfactants, especially for EU export

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Concern Level: Moderate

Frequently Asked Questions

Is DEA‑Laureth Sulfate safe in cosmetics?

Skin and eye irritation at higher concentrations, nitrosamine formation risk, regulatory pressure against DEA-surfactants, especially for EU export The EU classifies DEA‑Laureth Sulfate as "prohibited". Safety rating: MODERATE.

Is DEA‑Laureth Sulfate allowed in the EU?

DEA‑Laureth Sulfate EU regulatory status: prohibited. This is based on EU Regulation 1223/2009 and its amendments.

What does DEA‑Laureth Sulfate do in cosmetics?

DEA‑Laureth Sulfate functions as: Anionic surfactant, primary/secondary cleanser, foam booster in shampoos, body washes, and similar rinse-off systems. It is classified as a cosmetic ingredient in our database. CAS number: Often grouped under generic “Diethanolamine lauryl sulfate / laureth sulfate” entries; PubChem lists diethanolamine lauryl sulfate (C16H37NO6S) with CID 8910; specific CAS assignments can vary by ethoxylation level and are not harmonized in public cosmetic inventories..

What is the Margin of Safety for DEA‑Laureth Sulfate?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

Compliance Tools

Check DEA‑Laureth Sulfate compliance across multiple jurisdictions:

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Ingredient Decoder
Paste a full ingredient list for instant analysis
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82 Allergen Checker
Check for EU declarable fragrance allergens
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Substance Compliance
Check compliance across 55 jurisdictions
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
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Heavy Metal Limits
Compare limits across jurisdictions

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