Sodium Oleyl Methyl Isethionate

INCI: SODIUM OLEYL METHYL ISETHIONATE

CAS Number
Not publicly assigned in major databases
Function
Surfactant—cleansing; surfactant—foam boosting
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes CIR reviewed isethionate salts as a class — concluded safe in present practices of use and concentration when formulated to be non-irritating

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

Minimal concerns. Must be formulated to be non-irritating per CIR. Origin may be synthetic or animal/plant-derived — verify for COSMOS/vegan claims

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Concern Level: Moderate

Regulatory Flags

natural-origin

Frequently Asked Questions

Is Sodium Oleyl Methyl Isethionate safe in cosmetics?

Minimal concerns. Must be formulated to be non-irritating per CIR. Origin may be synthetic or animal/plant-derived — verify for COSMOS/vegan claims The EU classifies Sodium Oleyl Methyl Isethionate as "permitted". Safety rating: GOOD.

Is Sodium Oleyl Methyl Isethionate allowed in the EU?

Sodium Oleyl Methyl Isethionate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Sodium Oleyl Methyl Isethionate do in cosmetics?

Sodium Oleyl Methyl Isethionate functions as: Surfactant—cleansing; surfactant—foam boosting. It is classified as a cosmetic ingredient in our database. CAS number: Not publicly assigned in major databases.

What is the Margin of Safety for Sodium Oleyl Methyl Isethionate?

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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