Stearamidopropyl Betaine

INCI: STEARAMIDOPROPYL BETAINE

CAS Number
6179-44-8 (inner salt form)
Function
Antistatic, Surfactant — Cleansing, Hair Conditioning, Skin Conditioning
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes CIR reviewed — safe when formulated to be non-sensitizing

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Key concern is DMAPA impurity (3,3-dimethylaminopropylamine), a documented contact allergen; must be formulated to be non-sensitizing based on QRA

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Concern Level: Moderate

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Stearamidopropyl Betaine safe in cosmetics?

Key concern is DMAPA impurity (3,3-dimethylaminopropylamine), a documented contact allergen; must be formulated to be non-sensitizing based on QRA The EU classifies Stearamidopropyl Betaine as "permitted". Safety rating: GOOD.

Is Stearamidopropyl Betaine allowed in the EU?

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

What does Stearamidopropyl Betaine do in cosmetics?

Stearamidopropyl Betaine functions as: Antistatic, Surfactant — Cleansing, Hair Conditioning, Skin Conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 6179-44-8 (inner salt form).

What is the Margin of Safety for Stearamidopropyl Betaine?

adequate 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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