Stearoamphoacetic Acid

INCI: STEAROAMPHOACETIC ACID

CAS Number
Not assigned in CosIng
Function
Antistatic, hair styling, surfactant, surfactant – emulsifying
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status restricted
US Notes Not individually restricted; amphoteric surfactant class generally regarded as safe

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

Very limited individual toxicological data; safety assessors must use read-across from analogous amphoacetates; rare in commercial formulations

⚠️
Concern Level: Moderate

Frequently Asked Questions

Is Stearoamphoacetic Acid safe in cosmetics?

Very limited individual toxicological data; safety assessors must use read-across from analogous amphoacetates; rare in commercial formulations The EU classifies Stearoamphoacetic Acid as "permitted". Safety rating: GOOD.

Is Stearoamphoacetic Acid allowed in the EU?

Stearoamphoacetic Acid EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Stearoamphoacetic Acid do in cosmetics?

Stearoamphoacetic Acid functions as: Antistatic, hair styling, surfactant, surfactant – emulsifying. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned in CosIng.

What is the Margin of Safety for Stearoamphoacetic Acid?

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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