Good Emulsifier

PEG-10 Dimethicone

INCI: PEG-10 DIMETHICONE

CAS Number
68937-54-2
Function
emulsifier, conditioning agent, emollient, surfactant
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes No FDA restriction; large molecular size prevents skin absorption; used as dual emulsifier/conditioner in skin and hair care

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Polyether-modified silicone functioning as both emulsifier and conditioner with PEG chains that impart water solubility and enable formation of stable water-in-silicone emulsions. Large molecular size prevents skin absorption while delivering conditioning and lubrication at the surface, not subject to EU cyclic siloxane restrictions.

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Concern Level: None

Regulatory Flags

non-volatile-silicone emulsifier polyether-modified high-molecular-weight cosmos-prohibited

Frequently Asked Questions

Is PEG-10 Dimethicone safe in cosmetics?

Polyether-modified silicone functioning as both emulsifier and conditioner with PEG chains that impart water solubility and enable formation of stable water-in-silicone emulsions. Large molecular size prevents skin absorption while delivering conditioning and lubrication at the surface, not subject to EU cyclic siloxane restrictions. The EU classifies PEG-10 Dimethicone as "permitted". Safety rating: GOOD.

Is PEG-10 Dimethicone allowed in the EU?

PEG-10 Dimethicone EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does PEG-10 Dimethicone do in cosmetics?

PEG-10 Dimethicone functions as: emulsifier, conditioning agent, emollient, surfactant. It is classified as a Emulsifier in our database. CAS number: 68937-54-2.

What is the Margin of Safety for PEG-10 Dimethicone?

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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