Pentaerythrityl Stearate/Isostearate/Adipate/Hydroxystearate

INCI: PENTAERYTHRITYL STEARATE/ISOSTEARATE/ADIPATE/HYDROXYSTEARATE

CAS Number
Not assigned (complex mixed ester)
Function
Skin conditioning – emollient; viscosity increasing – nonaqueous
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes FDA: permitted for cosmetic use; no restrictions

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Hydroxystearate component provides additional polarity with no specific toxicological concerns; widely used in premium emollient systems.

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Concern Level: Low

Frequently Asked Questions

Is Pentaerythrityl Stearate/Isostearate/Adipate/Hydroxystearate safe in cosmetics?

Hydroxystearate component provides additional polarity with no specific toxicological concerns; widely used in premium emollient systems. The EU classifies Pentaerythrityl Stearate/Isostearate/Adipate/Hydroxystearate as "permitted". Safety rating: GOOD.

Is Pentaerythrityl Stearate/Isostearate/Adipate/Hydroxystearate allowed in the EU?

Pentaerythrityl Stearate/Isostearate/Adipate/Hydroxystearate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Pentaerythrityl Stearate/Isostearate/Adipate/Hydroxystearate do in cosmetics?

Pentaerythrityl Stearate/Isostearate/Adipate/Hydroxystearate functions as: Skin conditioning – emollient; viscosity increasing – nonaqueous. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned (complex mixed ester).

What is the Margin of Safety for Pentaerythrityl Stearate/Isostearate/Adipate/Hydroxystearate?

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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