Coco/Oleamidopropyl Betaine

INCI: COCO/OLEAMIDOPROPYL BETAINE

CAS Number
86438-79-1
Function
Surfactant – cleansing; surfactant – foam boosting; hair conditioning; skin conditioning; viscosity controlling; antistatic
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Not restricted by FDA. CIR has reviewed Cocamidopropyl Betaine (CAPB) and related amidopropyl betaines; conclusion: safe when formulated to be nonsensitizing (2012 final report). Alkyl betaines group review (2013/2018): 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)
adequate
Dermal Absorption
low
Sensitization
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Key concern is DMAPA and amidoamine impurity control — these are the sensitization drivers, not the betaine itself. Should not be used in products where N-nitroso compounds can form. Allergen of the Year 2004 (ACDS) was CAPB — later attributed to impurities, not the betaine

⚠️
Concern Level: Moderate

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Coco/Oleamidopropyl Betaine safe in cosmetics?

Key concern is DMAPA and amidoamine impurity control — these are the sensitization drivers, not the betaine itself. Should not be used in products where N-nitroso compounds can form. Allergen of the Year 2004 (ACDS) was CAPB — later attributed to impurities, not the betaine The EU classifies Coco/Oleamidopropyl Betaine as "permitted". Safety rating: GOOD.

Is Coco/Oleamidopropyl Betaine allowed in the EU?

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

What does Coco/Oleamidopropyl Betaine do in cosmetics?

Coco/Oleamidopropyl Betaine functions as: Surfactant – cleansing; surfactant – foam boosting; hair conditioning; skin conditioning; viscosity controlling; antistatic. It is classified as a cosmetic ingredient in our database. CAS number: 86438-79-1.

What is the Margin of Safety for Coco/Oleamidopropyl 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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