Moderate Surfactant

Sodium Coco-Sulfate

INCI: SODIUM COCO-SULFATE

CAS Number
97375-27-4
Function
Surfactant; foaming agent; primary cleanser
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not individually CIR reviewed as separate ingredient; marketed as natural SLS alternative but Zein test data confirms higher irritation potential than purified SLS. No separate FDA safety determination.

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
moderate
Sensitization
high

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Marketed as a natural, gentler SLS alternative, but Zein solubilization testing confirms higher irritation potential than SLS. Formulators should treat sodium coco-sulfate with the same caution as SLS.

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Concern Level: Moderate

Regulatory Flags

sulfate barrier-disruptor irritant misleading-natural-claim higher-irritation-than-sls

Frequently Asked Questions

Is Sodium Coco-Sulfate safe in cosmetics?

Marketed as a natural, gentler SLS alternative, but Zein solubilization testing confirms higher irritation potential than SLS. Formulators should treat sodium coco-sulfate with the same caution as SLS. The EU classifies Sodium Coco-Sulfate as "permitted". Safety rating: MODERATE.

Is Sodium Coco-Sulfate allowed in the EU?

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

What does Sodium Coco-Sulfate do in cosmetics?

Sodium Coco-Sulfate functions as: Surfactant; foaming agent; primary cleanser. It is classified as a Surfactant in our database. CAS number: 97375-27-4.

What is the Margin of Safety for Sodium Coco-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.

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