PEG-2 Isostearate

INCI: PEG-2 ISOSTEARATE

CAS Number
56002-14-3 (generic for PEG isostearates)
Function
Surfactant – emulsifying agent
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes CIR: PEG isostearates/isostearic acid group — safe as used; isostearic acid assessed safe as used

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

PEG-class surfactant with low absorption and sensitization potential; monitor for 1,4-dioxane and ethylene oxide residues per standard PEG precautions.

⚠️
Concern Level: Low

Regulatory Flags

peg-ingredient

Frequently Asked Questions

Is PEG-2 Isostearate safe in cosmetics?

PEG-class surfactant with low absorption and sensitization potential; monitor for 1,4-dioxane and ethylene oxide residues per standard PEG precautions. The EU classifies PEG-2 Isostearate as "permitted". Safety rating: GOOD.

Is PEG-2 Isostearate allowed in the EU?

PEG-2 Isostearate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does PEG-2 Isostearate do in cosmetics?

PEG-2 Isostearate functions as: Surfactant – emulsifying agent. It is classified as a cosmetic ingredient in our database. CAS number: 56002-14-3 (generic for PEG isostearates).

What is the Margin of Safety for PEG-2 Isostearate?

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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