Sodium Isostearoamphopropionate

INCI: SODIUM ISOSTEAROAMPHOPROPIONATE

CAS Number
Referenced under PubChem CID 73556512 (isoheptadecyl variant); no single universally assigned CAS
Function
Surfactant (cleansing, foaming), hair conditioning
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Permitted for cosmetic use; CIR class conclusion applies (amphopropionates safe in present practices 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
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Same AEEA/amidoamine impurity concerns as \#1; limited ingredient-specific data—safety is inferred from read-across within the amphoacetate/amphopropionate class

⚠️
Concern Level: Low

Frequently Asked Questions

Is Sodium Isostearoamphopropionate safe in cosmetics?

Same AEEA/amidoamine impurity concerns as \#1; limited ingredient-specific data—safety is inferred from read-across within the amphoacetate/amphopropionate class The EU classifies Sodium Isostearoamphopropionate as "permitted". Safety rating: GOOD.

Is Sodium Isostearoamphopropionate allowed in the EU?

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

What does Sodium Isostearoamphopropionate do in cosmetics?

Sodium Isostearoamphopropionate functions as: Surfactant (cleansing, foaming), hair conditioning. It is classified as a cosmetic ingredient in our database. CAS number: Referenced under PubChem CID 73556512 (isoheptadecyl variant); no single universally assigned CAS.

What is the Margin of Safety for Sodium Isostearoamphopropionate?

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.

📱

Is Sodium Isostearoamphopropionate in Your Products?

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

Try Piro Free →

Analyze Your Full Ingredient List

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