Perfluorononylethyl Stearyl Dimethicone

INCI: PERFLUORONONYLETHYL STEARYL DIMETHICONE

CAS Number
Not assigned (polymeric)
Function
Skin conditioning, emollient, film-forming
Safety Rating
POOR

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status restricted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes No specific FDA restriction; under MoCRA PFAS assessment

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

C9 perfluoroalkyl chain with PFOA degradation potential; environmental PBT concern; France banned from January 2026.

โš ๏ธ
Concern Level: High

Frequently Asked Questions

Is Perfluorononylethyl Stearyl Dimethicone safe in cosmetics?

C9 perfluoroalkyl chain with PFOA degradation potential; environmental PBT concern; France banned from January 2026. The EU classifies Perfluorononylethyl Stearyl Dimethicone as "restricted". Safety rating: POOR.

Is Perfluorononylethyl Stearyl Dimethicone allowed in the EU?

Perfluorononylethyl Stearyl Dimethicone EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.

What does Perfluorononylethyl Stearyl Dimethicone do in cosmetics?

Perfluorononylethyl Stearyl Dimethicone functions as: Skin conditioning, emollient, film-forming. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned (polymeric).

What is the Margin of Safety for Perfluorononylethyl Stearyl Dimethicone?

not established 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.

๐Ÿ“ฑ

Is Perfluorononylethyl Stearyl Dimethicone in Your Products?

Scan any product label with Piro โ€” our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.

Try Piro Free โ†’

Analyze Your Full Ingredient List

Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Perfluorononylethyl Stearyl Dimethicone in your formulation.