PEG-8 Diisostearate

INCI: PEG-8 DIISOSTEARATE

CAS Number
68958-56-5
Function
Surfactant – emulsifying agent
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes CIR reviewed (March 2015) — safe when formulated to be non-irritating; CIR finding: safe for use in cosmetics, with qualifications

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 surfactant with potential 1,4-dioxane and ethylene oxide residues; purity and manufacturing process control recommended.

⚠️
Concern Level: Low

Regulatory Flags

peg-ingredient

Frequently Asked Questions

Is PEG-8 Diisostearate safe in cosmetics?

PEG surfactant with potential 1,4-dioxane and ethylene oxide residues; purity and manufacturing process control recommended. The EU classifies PEG-8 Diisostearate as "permitted". Safety rating: GOOD.

Is PEG-8 Diisostearate allowed in the EU?

PEG-8 Diisostearate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does PEG-8 Diisostearate do in cosmetics?

PEG-8 Diisostearate functions as: Surfactant – emulsifying agent. It is classified as a cosmetic ingredient in our database. CAS number: 68958-56-5.

What is the Margin of Safety for PEG-8 Diisostearate?

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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