Is Sodium Lauroyl Isethionate (SLI) safe in cosmetics?
Sodium Lauroyl Isethionate (SLI) has a safety rating of "EXCELLENT" in our database. EU status: permitted. US status: permitted.
Excellent
Cosmetic Ingredient
Sodium Lauroyl Isethionate (SLI)
INCI: SODIUM LAUROYL ISETHIONATE
Sodium Lauroyl Isethionate (SLI) (CAS 42926-19-2 (also referenced: 7381-01-3 for alternate forms)) is a cosmetic cosmetic ingredient functioning as Surfactant, cleansing agent — widely used as primary surfactant in syndet bars. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
Auto-generated CPSR Part A draft with source citations
CAS Number
42926-19-2 (also referenced: 7381-01-3 for alternate forms)
View industrial chemical safety profile →
Function
Surfactant, cleansing agent — widely used as primary surfactant in syndet bars and gentle cleansers
Safety Rating
EXCELLENT
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted; CIR Amended Safety Assessment concluded isethionate salts are safe as used in cosmetics
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Sodium Lauroyl Isethionate (SLI).
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for Sodium Lauroyl Isethionate (SLI).
Frequently Asked Questions
Is Sodium Lauroyl Isethionate (SLI) allowed in the EU?
Sodium Lauroyl Isethionate (SLI) EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Sodium Lauroyl Isethionate (SLI) do in cosmetics?
Sodium Lauroyl Isethionate (SLI) functions as: Surfactant, cleansing agent — widely used as primary surfactant in syndet bars and gentle cleansers. It is classified as a cosmetic ingredient in our database. CAS number: 42926-19-2 (also referenced: 7381-01-3 for alternate forms).
Compliance Tools
Check Sodium Lauroyl Isethionate (SLI) compliance across multiple jurisdictions:
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82 Allergen Checker
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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