Sodium Coceth Sulfate

INCI: SODIUM COCETH SULFATE

CAS Number
68891-38-3 (generic ethoxylated coco sulfate class)
Function
Surfactant, cleansing agent, emulsifier — ethoxylated alkyl ether sulfate from coconut
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Permitted for cosmetic use; falls under CIR-reviewed alkyl ether sulfate family

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

1,4-Dioxane contamination — ethoxylated ingredient; must test for 1,4-dioxane residuals (NY limit: 2 ppm rinse-off, 10 ppm as manufactured); ensure supplier provides dioxane-stripped material; also monitor ethylene oxide residuals

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Concern Level: Moderate

Frequently Asked Questions

Is Sodium Coceth Sulfate safe in cosmetics?

1,4-Dioxane contamination — ethoxylated ingredient; must test for 1,4-dioxane residuals (NY limit: 2 ppm rinse-off, 10 ppm as manufactured); ensure supplier provides dioxane-stripped material; also monitor ethylene oxide residuals The EU classifies Sodium Coceth Sulfate as "permitted". Safety rating: MODERATE.

Is Sodium Coceth Sulfate allowed in the EU?

Sodium Coceth Sulfate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Sodium Coceth Sulfate do in cosmetics?

Sodium Coceth Sulfate functions as: Surfactant, cleansing agent, emulsifier — ethoxylated alkyl ether sulfate from coconut. It is classified as a cosmetic ingredient in our database. CAS number: 68891-38-3 (generic ethoxylated coco sulfate class).

What is the Margin of Safety for Sodium Coceth 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.

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