Decyl Dimethicone

INCI: DECYL DIMETHICONE

CAS Number
Not uniquely assigned (falls under polydimethylsiloxane derivatives group)
Function
Skin conditioning agent (emollient), hair conditioning, antifoaming
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” CIR Expert Panel concluded dimethicone and methicone group ingredients safe as used in cosmetics

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

Inhalation safety remains an open question for aerosolized and spray products; particle size data needed to confirm safety in sprays. Non-biodegradable with environmental persistence concerns.

โš ๏ธ
Concern Level: Low

Frequently Asked Questions

Is Decyl Dimethicone safe in cosmetics?

Inhalation safety remains an open question for aerosolized and spray products; particle size data needed to confirm safety in sprays. Non-biodegradable with environmental persistence concerns. The EU classifies Decyl Dimethicone as "permitted". Safety rating: EXCELLENT.

Is Decyl Dimethicone allowed in the EU?

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

What does Decyl Dimethicone do in cosmetics?

Decyl Dimethicone functions as: Skin conditioning agent (emollient), hair conditioning, antifoaming. It is classified as a cosmetic ingredient in our database. CAS number: Not uniquely assigned (falls under polydimethylsiloxane derivatives group).

What is the Margin of Safety for Decyl 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.

๐Ÿ“ฑ

Is Decyl 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 Decyl Dimethicone in your formulation.