Moderate Cosmetic Ingredient

DEA-Myreth Sulfate

INCI: DEA-MYRETH SULFATE

CAS Number
Not assigned a unique CAS (polymeric ethoxylated compound; may share a generic CAS with related myreth sulfate salts)
Function
Surfactant - cleansing, foaming
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status prohibited
🇺🇸 US Status permitted
US Notes Allowed; structurally analogous to sodium/ammonium myreth sulfate, which CIR assessed as safe in the 2010 amended safety assessment

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Nitrosamine formation from DEA; skin/ocular irritation potential (concentration-dependent, as with all ethoxylated sulfate salts). DEA salt of sulfated ethoxylated myristyl alcohol; the ethoxylation improves mildness and hard-water tolerance compared to non-ethoxylated myristyl sulfate

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Concern Level: Moderate

Frequently Asked Questions

Is DEA-Myreth Sulfate safe in cosmetics?

Nitrosamine formation from DEA; skin/ocular irritation potential (concentration-dependent, as with all ethoxylated sulfate salts). DEA salt of sulfated ethoxylated myristyl alcohol; the ethoxylation improves mildness and hard-water tolerance compared to non-ethoxylated myristyl sulfate The EU classifies DEA-Myreth Sulfate as "prohibited". Safety rating: MODERATE.

Is DEA-Myreth Sulfate allowed in the EU?

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

What does DEA-Myreth Sulfate do in cosmetics?

DEA-Myreth Sulfate functions as: Surfactant - cleansing, foaming. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned a unique CAS (polymeric ethoxylated compound; may share a generic CAS with related myreth sulfate salts).

What is the Margin of Safety for DEA-Myreth Sulfate?

not established 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-Myreth Sulfate compliance across multiple jurisdictions:

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Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
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Substance Compliance
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
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Heavy Metal Limits
Compare limits across jurisdictions

Related Ingredients

Ammonium Cocomonoglyceride Sulfate
Good
Undeceth-5
Good
Deceth-5
Good
Sodium Laureth-7 Tartrate
Good
PPG-2-Deceth-60
Good
Browse all 30,000+ ingredients →
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