Magnesium Oleth Sulfate

INCI: MAGNESIUM OLETH SULFATE

CAS Number
Not uniquely assigned (ethoxylated oleyl ether sulfate, Mg salt)
Function
Anionic surfactant, cleansing agent, foaming agent
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” CIR reviewed alkyl ether sulfates (including Mg myreth sulfate) and found safe 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
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

1,4-Dioxane residual risk from ethoxylation process requires vacuum stripping to <10 ppm; potential skin/eye irritation at concentrations >1% in leave-on products; ethylene oxide residue monitoring required

โš ๏ธ
Concern Level: Moderate

Regulatory Flags

eu_children_restricted

Frequently Asked Questions

Is Magnesium Oleth Sulfate safe in cosmetics?

1,4-Dioxane residual risk from ethoxylation process requires vacuum stripping to <10 ppm; potential skin/eye irritation at concentrations >1% in leave-on products; ethylene oxide residue monitoring required The EU classifies Magnesium Oleth Sulfate as "permitted". Safety rating: MODERATE.

Is Magnesium Oleth Sulfate allowed in the EU?

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

What does Magnesium Oleth Sulfate do in cosmetics?

Magnesium Oleth Sulfate functions as: Anionic surfactant, cleansing agent, foaming agent. It is classified as a cosmetic ingredient in our database. CAS number: Not uniquely assigned (ethoxylated oleyl ether sulfate, Mg salt).

What is the Margin of Safety for Magnesium Oleth 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.

๐Ÿ“ฑ

Is Magnesium Oleth Sulfate in Your Products?

Scan any product label with Piro โ€” our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.

Try Piro Free โ†’

Analyze Your Full Ingredient List

Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Magnesium Oleth Sulfate in your formulation.