PEG/PPG-27/27 Dimethicone

INCI: PEG/PPG-27/27 DIMETHICONE

CAS Number
68937-55-3 (generic polyoxyalkylene dimethicone CAS)
Function
Emulsifier
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not restricted by FDA; included in CIR polyoxyalkylene siloxane copolymers group โ€” safe as used

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

Ingredient-specific toxicology data limited; safety assessment based on read-across from structurally similar PEG/PPG-25/25 dimethicone and CIR polyoxyalkylene siloxane copolymers group evaluation.

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Concern Level: Low

Regulatory Flags

peg-ingredient

Frequently Asked Questions

Is PEG/PPG-27/27 Dimethicone safe in cosmetics?

Ingredient-specific toxicology data limited; safety assessment based on read-across from structurally similar PEG/PPG-25/25 dimethicone and CIR polyoxyalkylene siloxane copolymers group evaluation. The EU classifies PEG/PPG-27/27 Dimethicone as "permitted". Safety rating: GOOD.

Is PEG/PPG-27/27 Dimethicone allowed in the EU?

PEG/PPG-27/27 Dimethicone EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does PEG/PPG-27/27 Dimethicone do in cosmetics?

PEG/PPG-27/27 Dimethicone functions as: Emulsifier. It is classified as a cosmetic ingredient in our database. CAS number: 68937-55-3 (generic polyoxyalkylene dimethicone CAS).

What is the Margin of Safety for PEG/PPG-27/27 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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