Good Cosmetic Ingredient

DEA‑Lauryl Sulfate

INCI: DEA-LAURYL SULFATE

CAS Number
Associated with diethanolamine lauryl sulfate entries (e.g., PubChem CID 8910), but CAS numbers vary by commercial grade and are not standardized in public cosmetic databases; CAS should be confirmed from supplier CoA/SDS.
Function
Anionic surfactant and cleansing agent in shampoos, facial cleansers, and bath products.
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status restricted
🇺🇸 US Status permitted
US Notes Covered by CIR's assessment of DEA and its salts: safe in present practices of use and concentration when formulated to be non-irritating and when nitrosamine formation is prevented.

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

DEA-lauryl sulfate is an effective anionic surfactant permitted in the US under specific use conditions to prevent nitrosamine formation, but presents irritant potential at higher concentrations and faces restrictions or market concerns in EU and clean beauty segments.

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Concern Level: Moderate

Frequently Asked Questions

Is DEA‑Lauryl Sulfate safe in cosmetics?

DEA-lauryl sulfate is an effective anionic surfactant permitted in the US under specific use conditions to prevent nitrosamine formation, but presents irritant potential at higher concentrations and faces restrictions or market concerns in EU and clean beauty segments. The EU classifies DEA‑Lauryl Sulfate as "restricted". Safety rating: GOOD.

Is DEA‑Lauryl Sulfate allowed in the EU?

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

What does DEA‑Lauryl Sulfate do in cosmetics?

DEA‑Lauryl Sulfate functions as: Anionic surfactant and cleansing agent in shampoos, facial cleansers, and bath products.. It is classified as a cosmetic ingredient in our database. CAS number: Associated with diethanolamine lauryl sulfate entries (e.g., PubChem CID 8910), but CAS numbers vary by commercial grade and are not standardized in public cosmetic databases; CAS should be confirmed from supplier CoA/SDS..

What is the Margin of Safety for DEA‑Lauryl 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‑Lauryl 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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